Remove multiline_comments feature flag

See merge request gitlab-org/gitlab!51763

Removes from backend and frontend code. Flag initially added in 13.3

Fix protected branches/tags border

See merge request gitlab-org/gitlab!52816

Removes classes that were overriding the correct coloring
of the table for protected branches and tags.

Add documentation about group release metrics

See merge request gitlab-org/gitlab!53885

This commit updates the documentation to include a general overview of
the new CI/CD Analytics page (specifically, the release-related metrics
on this page).

Fix Premium tier badge code

See merge request gitlab-org/gitlab!53891

Instrument database migrations

See merge request gitlab-org/gitlab!52712

Add documenation for user impersonation

See merge request gitlab-org/gitlab!53757

For some reason there was no central documentation for the user
impersonation feature. This adds a section for "User Impersonation"
to the Admin Area documentation, with links to related sub-topics
that already exist elsewhere in the documentation. This also adds a
screenshot for clarity on the UI feature.

Move mixin from shared into separate directories

See merge request gitlab-org/gitlab!53833

[RUN-AS-IF-FOSS]Link test report file name to file

See merge request gitlab-org/gitlab!53650

Validate Dropdown.scss

See merge request gitlab-org/gitlab!53625

Settings search bar to remember expansion state

See merge request gitlab-org/gitlab!53659

Add metadata info to documentation page

See merge request gitlab-org/gitlab!53899

Update copy of in-app Gold trial banner to reflect plan changes

See merge request gitlab-org/gitlab!53259

Relates to
https://gitlab.com/gitlab-org/database-team/team-tasks/-/issues/137

Utilize `it.each` to make a cleaner spec file for
the util function.

Use the pipeline sha in the project blob path so
that the pipeline spec tests don't fail.

Moved the `replace` file function to a util so that
it can be used in spec files.

Also wrote some specs to test that new util function.

Update changelog to have MR number.

Fix specs to not have any `console.log`.

The file name in the test report is now a link to
the actual file in the commit.

Add Runner artifact/cache config settings

See merge request gitlab-org/gitlab!52557

Add  Common Root Causes to Transient Bugs docs

See merge request gitlab-org/gitlab!53731

- This way the sections that only the sections expanded
  before we start a search, are expanded when the search
  is cleared. This helps prevent the userr from losing their
  place.

https://gitlab.com/gitlab-org/gitlab/-/merge_requests/53581#note_503655640

Add default setting for matomo_disable_cookies

See merge request gitlab-org/gitlab!53811

API URL must exist in the SANs for the Kubernetes certificate

See merge request gitlab-org/gitlab!53594

Enable the `group_ci_cd_analytics_page` feature flag by default

See merge request gitlab-org/gitlab!53295

Use parseBoolean for canEdit when mounting iteration_select.vue

See merge request gitlab-org/gitlab!53819

Update DAST profile docs to match amended UI

See merge request gitlab-org/gitlab!53814

Docs: Create future tense cleanup (1)

See merge request gitlab-org/gitlab!53514

Remove Starter references from Code Review Analytics page

See merge request gitlab-org/gitlab!53881

Update metadata with group assignment.

Broken master: Fix broken link to report fixture

See merge request gitlab-org/gitlab!53873