Remove un-used data from discussions endpoint

Closes #54288

See merge request gitlab-org/gitlab-ce!23570

Documentation for Group-level Kubernetes cluster configuration

See merge request gitlab-org/gitlab-ce!22804

Revert "Merge branch 'fix/gb/encrypt-ci-build-token' into 'master'"

See merge request gitlab-org/gitlab-ce!23644

We don't need a series of attributes to render diff files on
discussions.json request. Therefore this MR removes lots of unnecessary
attributes from the request, mainly the highlighted diff lines, which
are pretty expensive.

This reverts commit 1e8f1de0, reversing
changes made to 62d97112.

Group level labels can be used in subgroups and projects

See merge request gitlab-org/gitlab-ce!23643

Docs: fixes blockquotes syntax

See merge request gitlab-org/gitlab-ce!23638

Move default brand title to a method

See merge request gitlab-org/gitlab-ce!23632

Upgrade gitlab-ui dependency

See merge request gitlab-org/gitlab-ce!23611

Disable Sidekiq feature flag check if features table does not exist

Closes #54718

See merge request gitlab-org/gitlab-ce!23639

Security update of gem rails to version 4.2.11

See merge request gitlab-org/gitlab-ce!23520

Change dropdown divider color to gray-200 (#dfdfdf)

See merge request gitlab-org/gitlab-ce!23592

Add feature flag for workhorse content type calculation

See merge request gitlab-org/gitlab-ce!22667

Allow internal references to be removed

Closes #19376

See merge request gitlab-org/gitlab-ce!23189

[CE] Revert Gold Trial MRs

See merge request gitlab-org/gitlab-ce!23619

The GitLab Development Kit initialization failed because the Sidekiq
initializer was attempting to look up a feature flag when the `features`
table hadn't been created yet.

Closes https://gitlab.com/gitlab-org/gitlab-ce/issues/54718

Fix gitlab:web_hook tasks

Closes #54975

See merge request gitlab-org/gitlab-ce!23635

[master]: Prevent a path traversal attack on global file templates

Closes #2745

See merge request gitlab/gitlabhq!2677

Introduce Knative Serverless Tab

See merge request gitlab-org/gitlab-ce!23617

Retry the review-{deploy,qa} jobs twice, and allow them to fail

Closes #54610 and #54717

See merge request gitlab-org/gitlab-ce!23510

Fixed renamed and mode changed diff viewers not rendering on merge requests

Closes #52607

See merge request gitlab-org/gitlab-ce!23600

Support unlimited file search in web UI and API

See merge request gitlab-org/gitlab-ce!23553

Sort issues and merge requests in ascending and descending order

Closes #39849

See merge request gitlab-org/gitlab-ce!21438

Update dependency scanning report fixtures

See merge request gitlab-org/gitlab-ce!23542

Add e2e test: push mirroring over HTTP

See merge request gitlab-org/gitlab-ce!23086

This moves the default brand title in AppearancesHelper#brand_title to a
separate method, allowing EE to redefine it without having to redefine
the entire #brand_title method.

Expose merge request pipeline variables

See merge request gitlab-org/gitlab-ce!23398

Use approximate counts for big tables

Closes #51097

See merge request gitlab-org/gitlab-ce!23599