Quarantine flaky specs

See merge request gitlab-org/gitlab-ce!27170

Git push options to create a merge request, set target_branch and set merge when pipeline succeeds

Closes #53198 and #43263

See merge request gitlab-org/gitlab-ce!26752

Fix backport of project_creation_level migration

See merge request gitlab-org/gitlab-ce!27167

Fixes stylelint warnings in environments

Closes #59903

See merge request gitlab-org/gitlab-ce!27131

Related to:

- https://gitlab.com/gitlab-org/gitlab-ce/issues/60270
- https://gitlab.com/gitlab-org/gitlab-ce/issues/60271
- https://gitlab.com/gitlab-org/gitlab-ce/issues/60272
- https://gitlab.com/gitlab-org/gitlab-ce/issues/60273Signed-off-by: Rémy Coutable <remy@rymai.me>

Docs: Add examples for linking to header IDs

Closes #57191

See merge request gitlab-org/gitlab-ce!26091

Docs: Fix anchors related to issues

See merge request gitlab-org/gitlab-ce!27165

Use US English for content

See merge request gitlab-org/gitlab-ce!27154

Fix code block not rendering

See merge request gitlab-org/gitlab-ce!27153

Deletes unused CSS
Moves prometheus selectors into a prometheus file

Use RECEIVE namespace rather than REQUEST

See merge request gitlab-org/gitlab-ce!27130

Fixed EE differences in noteable_note.vue

Closes gitlab-ee#9972

See merge request gitlab-org/gitlab-ce!27128

Resolve "Extract EE specific files/lines for CI/CD spec/requests/api" CE

See merge request gitlab-org/gitlab-ce!27147

CE: Resolve "Extract EE specific files/lines for spec/features/boards"

See merge request gitlab-org/gitlab-ce!27110

Add methods to check dead and retrying jobs

See merge request gitlab-org/gitlab-ce!27149

Reduce rspec retries

See merge request gitlab-org/gitlab-ce!26934

In both e2e QA tests and unit tests, reduce the number of retires
to 2 (i.e., 1 initial and one retry)

Use Rack::Utils.clean_path_info instead of copy-pasted version.

See merge request gitlab-org/gitlab-ce!27001

Resolve Environments#additional_metrics TypeError, ensure unix format

Closes #60162

See merge request gitlab-org/gitlab-ce!27118

Fix the bug that the project statistics is not updated

See merge request gitlab-org/gitlab-ce!26854

Fix page specific JavaScript link in documentation

See merge request gitlab-org/gitlab-ce!27162

Update auth with registry docs

See merge request gitlab-org/gitlab-ce!27148

Add environment url validation

Closes #46326

See merge request gitlab-org/gitlab-ce!26805

Create pipelines for merge requests **only** when source branch is updated

See merge request gitlab-org/gitlab-ce!26921

Add new API endpoint to expose single environment

Closes #30157

See merge request gitlab-org/gitlab-ce!26887

This is resolving https://gitlab.com/gitlab-org/gitlab-ce/issues/30157.

Implement new API endpoint `/projects/:id/environments/:environment_id`
to expose single environment. Include information for environment's last
deployment if there is one.

Enable ESLint rule jest/no-jasmine-globals

See merge request gitlab-org/gitlab-ce!27137

CE backport: Move EE differences for `app/views/admin/users/show.html.haml`

Closes gitlab-ee#6099

See merge request gitlab-org/gitlab-ce!26874

Adds a vendors folder for third party CSS

Closes #59694 and #59708

See merge request gitlab-org/gitlab-ce!27119

Does not run stylelint for the vendors folder

Closes https://gitlab.com/gitlab-org/gitlab-ee/issues/9972