Add API endpoint for stale env deletion

See merge request gitlab-org/gitlab!52224

Replace ajax methods in select2 instances

See merge request gitlab-org/gitlab!55996

Merge branch '300750-add-missing-reviewers-information-to-approve-unapprove-merge-request-emails' into 'master'

Add reviewers detail to approve/unapprove MR emails

See merge request gitlab-org/gitlab!56290

Update Pages CI/CD template examples to default branch

See merge request gitlab-org/gitlab!56298

We don't need to hardcode to master, we should use the
default branch CI/CD variable

Prevents MR merge when jira issue requirement is enforced

See merge request gitlab-org/gitlab!55710

Update bcrypt to a version that builds on armhf

See merge request gitlab-org/gitlab!56008

Remove enable/disable FF section from User Cap docs

See merge request gitlab-org/gitlab!56395

Improve GraphQL snippets tests

See merge request gitlab-org/gitlab!55322

Add client_id to Application Context

See merge request gitlab-org/gitlab!55683

Show password hint only if password_authentication_enabled_for_web? on new location sign in email

See merge request gitlab-org/gitlab!46018

Exclude duplicates from emails on push recipients

See merge request gitlab-org/gitlab!55588

The worker would otherwise send to the same email
address multiple times

Move to confirm variant from success in javascripts/environments directory

See merge request gitlab-org/gitlab!56203

Reuse scope board mutation logic for epic boards

See merge request gitlab-org/gitlab!55982

Label arguments and related logic (arguments validation) is needed
for epic boards too, so these arguments are moved to
ScopedBoardMutation and issue-specific arguments are renamed left in
ScopedIssueBoardArguments.

Move from btn-success to btn-confirm in clusters directory

See merge request gitlab-org/gitlab!56205

Fix Jira tests

See merge request gitlab-org/gitlab!56376

Resolve "GraphQL: getting MR diff discussions often returns 500"

See merge request gitlab-org/gitlab!56037

Updates specs to check for correct string parsing

Move common emoji specs to shared examples

See merge request gitlab-org/gitlab!55759

Use be_empty wherever equated with 0

Merge branch '324160-geo-zero-downtime-upgrades-step-gitlab-rake-db-migrate-fails-in-13-9-3' into 'master'

Fix zero-downtime upgrade from 13.8.x to 13.9.3

See merge request gitlab-org/gitlab!56352

Added details about words the version bullet must include

See merge request gitlab-org/gitlab!56388

Update gitlab-experiment to version 0.5.0 [RUN ALL RSPEC] [RUN AS-IF-FOSS]

See merge request gitlab-org/gitlab!55916

Add example requests for publishing packages with deploy tokens

See merge request gitlab-org/gitlab!56396

Remove obsolete DOMContentLoadedEventListener

See merge request gitlab-org/gitlab!56371

Wiki: #find_file defaults to HEAD over master

See merge request gitlab-org/gitlab!56354

Restore publishing behavior for Gon

See merge request gitlab-org/gitlab!56374

Complete rewrite of snippets page

See merge request gitlab-org/gitlab!56262

The page needed major reworking to have some sort of logical flow,
and follow CTRT. It also needed several old screenshots removed.

Add helper for batched background migrations

See merge request gitlab-org/gitlab!55872

Add a new migration helper to simplify starting a batched background
migration, by defaulting values that don't always need to be specified.

Gem download route

See merge request gitlab-org/gitlab!55143

Remove Starter reference

See merge request gitlab-org/gitlab!56168