CE port Resolve "Promote starting a GitLab.com trial"

See merge request gitlab-org/gitlab-ce!21551

Merge branch '5699-enabling-disabling-features-does-not-propagate-correctly-to-geo-secondaries' into 'master'

Backport a refactor on the Feature.flipper method to CE

See merge request gitlab-org/gitlab-ce!22152

Add new CI predefined variables with version components

Closes #46050

See merge request gitlab-org/gitlab-ce!21853

Add gitlab-templates code owners

See merge request gitlab-org/gitlab-ce!22138

Preload project features in reference parser

Closes #43094

See merge request gitlab-org/gitlab-ce!22008

Make GitLab pages support access control

Closes #33422

See merge request gitlab-org/gitlab-ce!18589

Resolve "Can't sort group issues by popularity when searching"

Closes #50246

See merge request gitlab-org/gitlab-ce!21521

Upgrade gitlab-svgs to 1.31.0

See merge request gitlab-org/gitlab-ce!22139

Adds CI_SERVER_VERSION_MAJOR, CI_SERVER_VERSION_MINOR,
CI_SERVER_VERSION_PATCH to the list of environment variables
passed to CI jobs.

Fix links and Markdown.

See merge request gitlab-org/gitlab-ce!22128

We don't think this is needed any more - see
https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/21521, and
https://gitlab.com/gitlab-org/gitlab-ce/issues/52271 for removing the flag.

Pipeline only/except for modified paths

See merge request gitlab-org/gitlab-ce!21981

We simplify the query generated if the user can see all confidential issues in a
project context. This change applies the same simplification to group issue
lists.

Resolve "Drop down filter for project snippets"

Closes #22188

See merge request gitlab-org/gitlab-ce!21458

Backport CE changes from draft_notes addition in EE

See merge request gitlab-org/gitlab-ce!22125

Removes icon key from job endpoint

See merge request gitlab-org/gitlab-ce!22085

Adding qa-selectors for e2e tests

See merge request gitlab-org/gitlab-ce!21824

Documentation: Use proper Configure label instead of Configuration in issue_workflow.md

See merge request gitlab-org/gitlab-ce!22114

Use tiller directly for Auto DevOps

Closes #52143

See merge request gitlab-org/gitlab-ce!22076

Revert "Merge branch 'feature/git-v2-flag' into 'master'"

See merge request gitlab-org/gitlab-ce!22134

List public ssh keys by id or username without authentication

See merge request gitlab-org/gitlab-ce!20118

Add `Feature.enabled_and_licensed?`

See merge request gitlab-org/gitlab-ce!21687

* master:
  Require spec helpers loaded by other spec helpers first
  Resolve "2FA mobile options should be rephrased"
  Add css class to Admin > Project > show page
  Trim whitespace when inviting a new user by email
  Bump Gitaly to v0.124.0
  Banzai project ref- share context more aggresively
  Add reliable fetcher for Sidekiq
  Allows to filter issues by `Any milestone` in the API

Align with current technical writing style-guides.

With https://gitlab.com/gitlab-org/gitlab-ce/issues/50289 we moved CI
templates into gitlab repository.

The previous gitlab-ci-yml maintainers are now marked as code owners.
Auto DevOps is assigned to configure team backend developers.

Allows to filter issues by `Any milestone` in the API

Closes #51748

See merge request gitlab-org/gitlab-ce!22080

Banzai label ref finder - minimize SQL calls by sharing context more aggresively

Closes #48221

See merge request gitlab-org/gitlab-ce!22070

This reverts merge request !21520

Require spec helpers loaded by other spec helpers first

See merge request gitlab-org/gitlab-ce!22127

https://en.wikipedia.org/wiki/Nohup#Overcoming_hanging

https://gitlab.com/gitlab-org/gitlab-runner/issues/2880