Update lock form buttons to gl-button

Closes #229343

See merge request gitlab-org/gitlab!41454

Allow Unleash Clients to Request Feature Flags for Private Repositories

See merge request gitlab-org/gitlab!43059

Continue to forbid clients for disabled repos

Revise more subheadings on the clusters page

See merge request gitlab-org/gitlab!43172

Fix tone and style issues, and remove notes wherever I can.

Fill details about reactive_caching_limit_environment YAML FF

See merge request gitlab-org/gitlab!43146

Merge branch '229287-migrate-bootstrap-button-to-gitlab-ui-glbutton-in-app-assets-javascripts' into 'master'

Migrate MR rebase button to GitLab UI

Closes #229287

See merge request gitlab-org/gitlab!42348

Update new o365 URLs

See merge request gitlab-org/gitlab!43139

Docs: Edited Dependency Proxy page

See merge request gitlab-org/gitlab!42787

Related to: https://gitlab.com/gitlab-org/gitlab/-/issues/247950

Added warning because of pausing issue

See merge request gitlab-org/gitlab!43090

Designs: return an error if uploading designs with duplicate names

See merge request gitlab-org/gitlab!42514

Remove redundant code from Project::JobsController#show

See merge request gitlab-org/gitlab!42925

Track group repo analytics pageviews in snowplow

See merge request gitlab-org/gitlab!42376

instead of expect(Gitlab::Tracking).to receive(:event)

Update info for release feature flags

See merge request gitlab-org/gitlab!43131

Added PG HA limitation

See merge request gitlab-org/gitlab!43114

Docs: Place GitLab under a read-only state

See merge request gitlab-org/gitlab!19878

Remove render_dashboard_gold_trial feature flag

See merge request gitlab-org/gitlab!43129

Add version information for flag removal

See merge request gitlab-org/gitlab!43065

Begin revising applications page for tone/style

See merge request gitlab-org/gitlab!43154

Start revising the applications page to fix some glaring tone and
style issues, and removing some of the (many) note boxes.

Merge branch '241929-remove-v-html-from-ee-app-assets-javascripts-add_gitlab_slack_application-components' into 'master'

Replace v-html with gl-icon in ee/app/assets/javascripts/add_gitlab_slack_application/components/add_gitlab_slack_application.vue

Closes #241929

See merge request gitlab-org/gitlab!41505

Further remove deprecation warning around WithLockRetries usage

See merge request gitlab-org/gitlab!43108

Fix inaccurate gitlab_employee? tests

See merge request gitlab-org/gitlab!42915

Move pipeline header to GraphQL

See merge request gitlab-org/gitlab!39494

Add GraphQL and Apollo in the pipeline
header instead of REST services.

Remove un-needed CSS

See merge request gitlab-org/gitlab!43119

Drop column instance_statistics_visibility_private

See merge request gitlab-org/gitlab!42969

Quarantine stale e2e spec

See merge request gitlab-org/gitlab!43118

Migrate to Pajamas utility classes

Closes #231205

See merge request gitlab-org/gitlab!42865

Update link in empty state of packages UI

Closes #251224

See merge request gitlab-org/gitlab!43009

Eliminate extra spacing on MR diffs from mobile/tablet screen

Closes #254197

See merge request gitlab-org/gitlab!42821

Fix CSRF exception when updating theme

See merge request gitlab-org/gitlab!43073