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

Lower multipart log threshold from 500 MB to 100 MB

See merge request gitlab-org/gitlab!56390

This also makes the threshold configurable via an environment variable
`RACK_MULTIPART_LOGGING_BYTES`.

This will help identify uploads in
https://gitlab.com/gitlab-com/gl-infra/infrastructure/-/issues/12802.

Update feature flag documentation for compliance framework

See merge request gitlab-org/gitlab!56253

Moving process docs for feature flags to handbook

See merge request gitlab-org/gitlab!55891

- the feature flag working group is consolidating and clarifying the
  existing feature flag documentation. See
https://gitlab.com/gitlab-org/gitlab/-/issues/249129#note_523228764 for
more details. This commit removes the process documentation and
https://gitlab.com/gitlab-com/www-gitlab-com/-/merge_requests/76630
moves it to the handbook.

Remove user profile doc link

See merge request gitlab-org/gitlab!56393

Use a default branch that's not "master" in template

See merge request gitlab-org/gitlab!55949

Gem download route for rubygems package registry

Remove Starter reference from Project page

See merge request gitlab-org/gitlab!56251

Remove Starter references from Project page.

Update the maven package finder

See merge request gitlab-org/gitlab!56346

Remove .block class from right sidebar blocks

See merge request gitlab-org/gitlab!55886

Rubygems dependencies endpoint

See merge request gitlab-org/gitlab!55917

Adds rubygems dependency resolver service
and route to return dependencies for
requested gems.