Update CHANGELOG.md for 8.15.0

[ci skip]

changelogs/unreleased/15081-wrong-login-tab-ldap-frontend.yml

----
-title: Fix wrong tab selected when loggin fails and multiple login tabs exists
-merge_request: 7314
-author: Jacopo Beschi @jacopo-beschi 

changelogs/unreleased/18435-autocomplete-is-not-performant.yml

----
-title: Made comment autocomplete more performant and removed some loading bugs
-merge_request: 6856
-author: 

changelogs/unreleased/18546-update-wiki-page-design.yml

----
-title: Update wiki page design
-merge_request: 7429
-author:

changelogs/unreleased/19550-fix-contributer-graph-duplicates.yml

----
-title: group authors in contribution graph with case insensitive email handle comparison
-merge_request: 8021
-author:

changelogs/unreleased/19620-auto-scroll-log.yml

----
-title: Improve Build Log scrolling experience
-merge_request: 7895
-author:

changelogs/unreleased/19703-direct-link-pipelines.yml

----
-title: Adds Direct link from pipeline list to builds
-merge_request: 8097
-author:

changelogs/unreleased/20052-actions-table-vscroll.yml

----
-title: Prevent overflow with vertical scroll when we have space to show content
-merge_request: 8061
-author:

changelogs/unreleased/20492-access-token-scopes.yml

----
-title: Add scopes for personal access tokens and OAuth tokens
-merge_request: 5951
-author:

changelogs/unreleased/22348-gitea-importer.yml

----
-title: New Gitea importer
-merge_request: 8116
-author:

changelogs/unreleased/22373-reduce-queries-in-api-helpers-find_project.yml

----
-title: 'Make API::Helpers find a project with only one query'
-merge_request: 7714
-author:

changelogs/unreleased/22604-manual-actions.yml

----
-title: Resolve "Manual actions on pipeline graph"
-merge_request: 7931
-author:

changelogs/unreleased/22719-provide-a-new-gitlab-workhorse-install-rake-task-similar-to-gitlab-shell-install.yml

----
-title: New `gitlab:workhorse:install` rake task
-merge_request: 6574
-author: 

changelogs/unreleased/22742-filter-protocol-relative-urls.yml

----
-title: 'Filter protocol-relative URLs in ExternalLinkFilter. Fixes issue #22742'
-merge_request: 6635
-author: Makoto Scott-Hinkle

changelogs/unreleased/22781-user-generated-permalinks.yml

----
-title: Prevent DOM ID collisions resulting from user-generated content anchors
-merge_request: 7631
-author:

changelogs/unreleased/22849-ci-build-ref-slug.yml

----
-title: Introduce $CI_BUILD_REF_SLUG
-merge_request: 8072
-author: 

changelogs/unreleased/22864-add-environment-slug.yml

----
-title: Add a slug to environments
-merge_request: 7983
-author:

changelogs/unreleased/22864-kubernetes-service.yml

----
-title: Introduce deployment services, starting with a KubernetesService
-merge_request: 7994
-author: 

changelogs/unreleased/23500-enable-colorvariable.yml

----
-title: Enable ColorVariable in scss-lint
-merge_request: 
-author: Sam Rose

changelogs/unreleased/23532-define-common-helper-for-describe-pagination-params-in-api.yml

----
-title: Define common helper for describe pagination params in api
-merge_request: 7646
-author: Semyon Pupkov

changelogs/unreleased/23573-sort-functionality-for-project-member.yml

----
-title: Add sorting functionality for group/project members
-merge_request: 7032
-author:

changelogs/unreleased/23589-open-issue-for-mr.yml

----
-title: Resolve all discussions in a merge request by creating an issue collecting
-  them
-merge_request: 7180
-author: Bob Van Landuyt

changelogs/unreleased/23638-remove-builds-tab.yml

----
-title: Resolve "Remove Builds tab from Merge Requests and Commits"
-merge_request: 7763
-author:

changelogs/unreleased/23718-backup-rake-task-human-readable.yml

----
-title: Add Human Readable format for rake backup
-merge_request: 7188
-author: David Gerő

changelogs/unreleased/24135-new-project-should-be-below-new-group-on-the-welcome-screen.yml

----
-title: Moved new projects button below new group button on the welcome screen
-merge_request: 7770
-author: 

changelogs/unreleased/24150-consistent-dropdown-styles.yml

----
-title: Homogenize filter and sort dropdown look'n'feel
-merge_request: 7583
-author: David Wagner

changelogs/unreleased/24224-fix-project-ref-cache.yml

----
-title: Fix lookup of project by unknown ref when caching is enabled
-merge_request: 7988
-author:

changelogs/unreleased/24281-issue-merge-request-sidebar-subscribe-button-style-improvement.yml

----
-title: Remove the help text under the sidebar subscribe button and style it inline
-merge_request: 7389
-author:

changelogs/unreleased/24413-show-unconfirmed-email-status.yml

----
-title: Shows unconfirmed email status in profile
-merge_request: 7611
-author: 

changelogs/unreleased/24507_remove_deleted_branch_link_in_merge_request.yml

----
-title: 'Remove unnecessary target branch link from MR page in case of deleted target branch'
-merge_request: 7916
-author: Rydkin Maxim

changelogs/unreleased/24576_cant_stop_impersonating.yml

----
-title: Allow admins to stop impersonating users without e-mail addresses
-merge_request: 7550
-author: Oren Kanner

changelogs/unreleased/24710-fix-generic-commit-status-table-row.yml

----
-title: Update generic/external build status to match normal build status template
-merge_request: 7811
-author:

changelogs/unreleased/24726-remove-across-gitlab.yml

----
-title: 24726 Remove Across GitLab from side navigation
-merge_request: 
-author: 

changelogs/unreleased/24733-archived-project-merge-request-count.yml

----
-title: Fix Archived project merge requests add to group's Merge Requests
-merge_request: 7790
-author: Jacopo Beschi @jacopo-beschi

changelogs/unreleased/24803-change-cursor-for-ca-stages.yml

----
-title: Changed cursor icon to pointer when mousing over stages on the Cycle Analytics
-  pages
-merge_request: 
-author: Ryan Harris

changelogs/unreleased/24807-stop-ddosing-ourselves.yml

----
-title: Use SmartInterval for MR widget and improve visibilitychange functionality
-merge_request: 7762
-author: 

changelogs/unreleased/24824-dropdown-items-focus.yml

----
-title: Add focus state to dropdown items
-merge_request: 
-author: 

changelogs/unreleased/24844-environments-date.yml

----
-title: Fixes Environments displaying incorrect date since 8.14 upgrade
-merge_request:
-author:

changelogs/unreleased/24877-bulk-edit-only-keeps-common-labels-when-searching.yml

----
-title: Improve bulk assignment for issuables
-merge_request: 
-author: 

changelogs/unreleased/24921-hide-prompt-to-add-ssh-key-if-ssh-protocol-is-disabled.yml

----
-title: Don't display prompt to add SSH keys if SSH protocol is disabled
-merge_request: 7840
-author: Andrew Smith (EspadaV8)

changelogs/unreleased/24927-custom-event-polyfill-test.yml

----
-title: Adds tests for custom event polyfill
-merge_request: 7996
-author:

changelogs/unreleased/24949-view-2-up-swipe-onion-skin-controls-for-merge-request-diff-containing-an-image.yml

----
-title: Add image controls to MR diffs
-merge_request: 7919
-author: 

changelogs/unreleased/24982-ux-improvement-sign-in-success-message.yml

----
-title: 'fix: 24982- Remove''Signed in successfully'' message After this change the
-  sign-in-success flash message will not be shown'
-merge_request: 7837
-author: jnoortheen

changelogs/unreleased/24999-fix-project-avatar-alignment.yml

----
-title: Adjust the width of project avatars to fix alignment within their container
-merge_request: 
-author: Ryan Harris

changelogs/unreleased/25002-sentence-case-dashboard-tabs.yml

----
-title: Sentence cased the nav tab headers on the project dashboard page
-merge_request: 
-author: Ryan Harris

changelogs/unreleased/25011-hoverstates-for-collapsed-issue-merge-request-sidebar.yml

----
-title: Adds hoverstates for collapsed Issue/Merge Request sidebar
-merge_request: !7777
-author:

changelogs/unreleased/25026-authenticate-user-for-new-snippet.yml

----
-title: Redirect to sign-in page when unauthenticated user tries to create a snippet
-merge_request: 7786
-author:

changelogs/unreleased/25031-do-not-raise-error-in-autocomplete.yml

----
-title: Do not raise error in AutocompleteController#users when not authorized
-merge_request: 7817
-author: Semyon Pupkov

changelogs/unreleased/25093-hide-new-issue-btn-non-loggedin-user.yml

----
-title: Hides new issue button for non loggedin user
-merge_request: 8175
-author: 

changelogs/unreleased/25098-header-margins-on-pipeline-settings.yml

----
-title: Adjusted margins for Build Status and Coverage Report rows to match those of
-  the CI/CD Pipeline row
-merge_request: 
-author: Ryan Harris

changelogs/unreleased/25106-hide-issue-mr-button-for-not-loggedin.yml

----
-title: Prevent user creating issue or MR without signing in for a group
-merge_request: 7902
-author:

changelogs/unreleased/25136-last-deployment-link.yml

----
-title: Fix Latest deployment link is broken
-merge_request: 7839
-author:

changelogs/unreleased/25144-gitlab-ce-mattermost-slash-command-for-issue-create-needs-better-documentation.yml

----
-title: Improve help message for issue create slash command
-merge_request: 7850
-author: 

changelogs/unreleased/25202-fix-mr-widget-content-wrapping.yml

----
-title: Centered Accept Merge Request button within MR widget and added padding for
-  viewports smaller than 768px
-merge_request: 
-author: Ryan Harris

changelogs/unreleased/25207-text-overflow-env-table.yml

----
-title: Prevent enviroment table to overflow when name has underscores
-merge_request: 8142
-author:

changelogs/unreleased/25221-fix-build-status-overflow-mobile.yml

----
-title: Added top margin to Build status page header for mobile views
-merge_request: 
-author: Ryan Harris

changelogs/unreleased/25251-actionview-template-error-undefined-method-text-for-nil-nilclass.yml

----
-title: 'Fixes "ActionView::Template::Error: undefined method `text?` for nil:NilClass"
-  on MR pages'
-merge_request: 
-author: 

changelogs/unreleased/25264-ref-commit.yml

----
-title: Change ref property to commitRef in vue commit component
-merge_request: 7901
-author:

changelogs/unreleased/25272_fix_comments_tab_disappearing.yml

----
-title: 'Fix comments activity tab visibility condition'
-merge_request: 7913
-author: Rydkin Maxim

changelogs/unreleased/25294-remove-signed-out-msg.yml

----
-title: 'fix: removed signed_out notification'
-merge_request: 7958
-author: jnoortheen

changelogs/unreleased/25301-git-2-11-force-push-bug.yml

----
-title: Accept environment variables from the `pre-receive` script
-merge_request: 7967
-author: 

changelogs/unreleased/25324-change-housekeeping-btn-to-default.yml

----
-title: Changed Housekeeping button on project settings page to default styling
-merge_request: 
-author: Ryan Harris

changelogs/unreleased/25339-2-webhooks-fired-for-issue-closed-and-reopened.yml

----
-title: Ensure issuable state changes only fire webhooks once
-merge_request: 
-author: 

changelogs/unreleased/25368-fix-left-align-system-note.yml

----
-title: Fixes left align issue for long system notes
-merge_request: 7982
-author:

changelogs/unreleased/25374-svg-as-prop.yml

----
-title: Resolve "Provide SVG as a prop instead of hiding and copy them in environments table"
-merge_request: 7992
-author:

changelogs/unreleased/25482-fix-api-sudo.yml

----
-title: 'API: Memoize the current_user so that the sudo can work properly'
-merge_request: 8017
-author:

changelogs/unreleased/25483-broken-tabs.yml

----
-title: Fix TypeError: Cannot read property 'initTabs' on commit builds tab
-merge_request: 8009
-author:

changelogs/unreleased/25534-adding-a-way-to-go-back-on-error-pages.yml

----
-title: Added go back anchor on error pages.
-merge_request: 8087
-author:

changelogs/unreleased/25617-todos-filter-placeholder.yml

----
-title: 25617 Fix placeholder color of todo filters
-merge_request: 
-author: 

changelogs/unreleased/25740-fix-new-branch-button-padding.yml

----
-title: Made the padding on the plus button in the breadcrumb menu even
-merge_request: 
-author: Ryan Harris

changelogs/unreleased/25743-clean-up-css-for-project-alerts-and-flash-notifications.yml

----
-title: fix colors and margins for adjacent alert banners
-merge_request: 8151
-author: 

changelogs/unreleased/25895-fix-headers-in-ci-api-helpers.yml

----
-title: Ensure nil User-Agent doesn't break the CI API
-merge_request:
-author:

changelogs/unreleased/25908-fix-grape-after-update.yml

----
-title: Use Grape's new Route methods
-merge_request:
-author:

changelogs/unreleased/25938-progress-bar-gone.yml

----
-title: Adds back CSS for progress-bars
-merge_request: 8237
-author:

changelogs/unreleased/4269-public-api.yml

----
-title: Allow unauthenticated access to some Project API GET endpoints
-merge_request: 7843
-author:

changelogs/unreleased/4269-public-files-api.yml

----
-title: Allow unauthenticated access to Repositories Files API GET endpoints
-merge_request:
-author:

changelogs/unreleased/4269-public-repositories-api.yml

----
-title: Allow unauthenticated access to Repositories API GET endpoints
-merge_request: 8148
-author:

changelogs/unreleased/7749-add-setting-to-disable-html-emails.yml

-title: Add setting to enable/disable HTML emails
-merge_request: 7749
-author:

changelogs/unreleased/8003-katex-math.yml

----
-title: Added support for math rendering, using KaTeX, in Markdown and asciidoc
-merge_request: 8003
-author: Munken

changelogs/unreleased/8038-authentiq-id-oauth-support.yml

----
-title: Add Authentiq as Oauth provider
-merge_request: 8038
-author: Alexandros Keramidas

changelogs/unreleased/abuse_report-fixture.yml

----
-title: Replace static fixture for abuse_reports_spec
-merge_request: 7644
-author: winniehell

changelogs/unreleased/adam-auto-deploy.yml

----
-title: Introduce "Set up autodeploy" button to help configure GitLab CI for deployment
-merge_request: 8135
-author: 

changelogs/unreleased/add_info_to_qr.yml

----
-title: Add GitLab host to 2FA QR code and manual info
-merge_request: 6941
-author: 

changelogs/unreleased/allow-more-filenames.yml

----
-title: Allow all alphanumeric characters in file names
-merge_request: 8002
-author: winniehell

changelogs/unreleased/api-branch-status.yml

----
-title: 'API: Expose merge status for branch API'
-merge_request:
-author: Robert Schilling

changelogs/unreleased/api-cherry-pick.yml

----
-title: 'API: Ability to cherry pick a commit'
-merge_request: 8047
-author: Robert Schilling

changelogs/unreleased/api-delete-group-share.yml

----
-title: 'API: Add ability to unshare a project from a group'
-merge_request: 7662
-author: Robert Schilling

changelogs/unreleased/api-expose-commiter-details.yml

----
-title: 'API: Expose committer details for commits'
-merge_request:
-author: Robert Schilling

changelogs/unreleased/api-remove-source-branch.yml

----
-title: 'API: Ability to set ''should_remove_source_branch'' on merge requests'
-merge_request:
-author: Robert Schilling

changelogs/unreleased/api-simple-group-project.yml

----
-title: 'API: Simple representation of group''s projects'
-merge_request: 8060
-author: Robert Schilling

changelogs/unreleased/awards_handler.yml

----
-title: Replace static fixture for awards_handler_spec
-merge_request: 7661
-author: winniehell

changelogs/unreleased/bitbucket-oauth2.yml

----
-title: Refactor Bitbucket importer to use BitBucket API Version 2
-merge_request: 
-author: 

changelogs/unreleased/change_development_build_fixtures.yml

----
-title: Ci::Builds have same ref as Ci::Pipeline in dev fixtures
-merge_request: 
-author: twonegatives 

changelogs/unreleased/chomp-git-status-message.yml

----
-title: For single line git commit messages, the close quote should be on the same
-  line as the open quote
-merge_request:
-author:

changelogs/unreleased/cleanup-common_utils-js.yml

----
-title: Clean up common_utils.js
-merge_request: 7318
-author: winniehell

changelogs/unreleased/comments-fixture.yml

----
-title: Replace static fixture for notes_spec
-merge_request: 7683
-author: winniehell

changelogs/unreleased/create-dynamic-fixture-for-build_spec.yml

----
-title: Create dynamic fixture for build_spec
-merge_request: 7589
-author: winniehell

changelogs/unreleased/destroy-session.yml

----
-title: Destroy a user's session when they delete their own account
-merge_request: 
-author: 

changelogs/unreleased/dev-issue-24554.yml

----
-title: Edit help text to clarify annotated tag creation.
-merge_request: 
-author: Liz Lam 

changelogs/unreleased/do-not-refresh-main-when-fork-target-branch-updated.yml

----
-title: Do not reload diff for merge request made from fork when target branch in fork is updated
-merge_request: 7973
-author: