CE: Resolve "Support fast unit tests in EE"

See merge request gitlab-org/gitlab-ce!26861

Add missing team and stage labels in the workflow labels doc

See merge request gitlab-org/gitlab-ce!27224

Signed-off-by: Rémy Coutable <remy@rymai.me>

Quarantine flaky specs

See merge request gitlab-org/gitlab-ce!27222

Change reason for waiting

See merge request gitlab-org/gitlab-ce!26607

Apparently one has to wait, but DNS can't be involved at this step. (As the DNS records had already to be ready and presumably propagated for the ACME challenge to work.) So let's assume it's the content delivery network serving the certificate that needs some time here.

Add 'bundle exec' to the 'bin/qa' calls in qa/README.md

See merge request gitlab-org/gitlab-ce!27169

Quarantine failing nightly tests

See merge request gitlab-org/gitlab-ce!27174

Signed-off-by: Rémy Coutable <remy@rymai.me>

Update GitLab Workhorse to v8.5.1

See merge request gitlab-org/gitlab-ce!27217

Externalize strings in app/workers

See merge request gitlab-org/gitlab-ce!27181

- email_receiver_worker
- object_storage/migrate_uploads_worker
- Update PO file

Enable ESLint rule jest/valid-describe

See merge request gitlab-org/gitlab-ce!27140

Add doc link to omnibus for changing gitlab.yml

See merge request gitlab-org/gitlab-ce!27216

Resolve "Extract EE specific files/lines for CI spec/serializers"

See merge request gitlab-org/gitlab-ce!27214

Correct path to cluster health partial

Closes gitlab-ee#10990

See merge request gitlab-org/gitlab-ce!27107

Resolve "Extract EE specific files/lines for some CI files"

Closes gitlab-ee#6073

See merge request gitlab-org/gitlab-ce!27210

Add time tracking to issue board entities

Closes #27780

See merge request gitlab-org/gitlab-ce!26850

Double retries for rspec-retries

See merge request gitlab-org/gitlab-ce!27208

Quarantine a flaky spec in spec/features/issues/user_creates_branch_and_merge_request_spec.rb

See merge request gitlab-org/gitlab-ce!27202

It was 2*4 => 8 times before, so 4 times is still half retries

Fix GitHub project import visibility

See merge request gitlab-org/gitlab-ce!27133

Only run quarantine tests on master and schedules

See merge request gitlab-org/gitlab-ce!27203