Fix race condition with polling when saving notes

Closes gitlab-ee#12472

See merge request gitlab-org/gitlab-ce!30724

Reorder application settings in db/schema.rb to match EE

See merge request gitlab-org/gitlab-ce!30715

Ensure quick help links have the same color

Closes #64266

See merge request gitlab-org/gitlab-ce!30478

Add docs on how alert attributes are used

See merge request gitlab-org/gitlab-ce!30736

Convert more product badges to round brackets

See merge request gitlab-org/gitlab-ce!30719

Add note to GEO documentation about database upgrade

See merge request gitlab-org/gitlab-ce!30647

* Point to the omnibus documentation for how to upgrade the cluster
* Document how to disable the upgrade procedure

Update dependency scanning to add new variable

See merge request gitlab-org/gitlab-ce!30528

(CE Port) Set max width for onboarding popover

See merge request gitlab-org/gitlab-ce!30619

Set max width for onboarding popover

See merge request gitlab-org/gitlab-ee!14641

- Add changelog entry

Merge branch '12767-broken-master-ee-spec-features-merge_request-user_approves_with_password_spec-rb' into 'master'

Resolve flaky test in user_approves_with_password_spec.rb

Closes #12767

See merge request gitlab-org/gitlab-ee!14640

Enable merge trains project-level config by default

See merge request gitlab-org/gitlab-ee!14429

Drop merge train option when parallelization is ready.

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GitLab Managed App ensure helm version uses tls opts

Closes #63694

See merge request gitlab-org/gitlab-ce!30654

Build cascading train refs  for parallel execution of Pipelines for merge trains

See merge request gitlab-org/gitlab-ee!14296

Display boards filter bar on mobile

Closes #45864

See merge request gitlab-org/gitlab-ce!30120

Display boards filter bar on mobile

See merge request gitlab-org/gitlab-ee!14663

Currently, pipelines for merge trains run on refs/merge paths,
however, this doesn't allow us to run pipeline in parallel by chaning
merge refs, so we'll introduce a refs/train for this specific purpose.

Docs: Pages - refactor "Custom domain / SSL" documentation

Closes #47585, #60612, #44606, and #63753

See merge request gitlab-org/gitlab-ce!30363

- Move steps to new doc
- Move all concepts to different docs

Add Namespace#feature_available no-op

Closes #60908

See merge request gitlab-org/gitlab-ce!30641

Flag `Namespace#feature_available?` as override

See merge request gitlab-org/gitlab-ee!14650