Harden gitlab:assets:compile against transient network failures

Closes gitlab-ee#10403

See merge request gitlab-org/gitlab-ce!29211

60819 yamllint gitlabci

See merge request gitlab-org/gitlab-ce!29124

This commit adds CI job that validates all `*.yml`
with `yamllint`.

This commit fixes all offenses present in repository.

Use Redis for CacheMarkDownField on non AR models

Closes #54140

See merge request gitlab-org/gitlab-ce!29054

Add snowplow haml attr helper

See merge request gitlab-org/gitlab-ce!28724

Helps build a hash of snowplow tracking data attrs.
Updates import project pane to use new helper.

Add web_url to tree entry in GraphQL API

See merge request gitlab-org/gitlab-ce!28646

[CE] Resolve CE/EE in repo check mailer notify html

See merge request gitlab-org/gitlab-ce!29195

Fix label click scrolling to top

Closes #61246

See merge request gitlab-org/gitlab-ce!29202

Add client code to call GetObjectDirectorySize RPC

See merge request gitlab-org/gitlab-ce!28918

Add code owners for security templates

See merge request gitlab-org/gitlab-ce!26948

Resolve "Persistent failure in spec/models/ci/pipeline_schedule_spec.rb"

Closes #62760

See merge request gitlab-org/gitlab-ce!29191

`Time.now` is local time, yet `Time.zone.now` is application
configuration time. They can be different.

Add Let's Encrypt option in Pages domain new/edit Haml form

See merge request gitlab-org/gitlab-ce!26438

Avoid 500 when evaluating `DiffNote#supports_suggestion?` and commit is not reachable

Closes #57570

See merge request gitlab-org/gitlab-ce!25408

CE port of https://gitlab.com/gitlab-org/gitlab-ee/merge_requests/13460

Update code_quality.md to fix grammatical errors.

See merge request gitlab-org/gitlab-ce!29161

Extract setListDetail() into issue boards store

See merge request gitlab-org/gitlab-ce!29063

Edited "Group cluster" for SSOT guidelines

See merge request gitlab-org/gitlab-ce!29176

Edit *Groups index* for SSOT guidelines

See merge request gitlab-org/gitlab-ce!29173

Edited `Terms of Service` for SSOT guidelines

See merge request gitlab-org/gitlab-ce!29107

Since we're prepending the ActiveRecord::Extension module, we
can take advantage of it and avoid using an alias to extend the
original #attributes method.

Clarify the process for CE-first documentation

See merge request gitlab-org/gitlab-ce!29197

It's not needed anymore as we require `#cache_key` instead.

Ensure DB is writable before continuing jobs

See merge request gitlab-org/gitlab-ce!29134

Docs: fix grammar in getting_started_part_three.md

See merge request gitlab-org/gitlab-ce!29024

Remove executable permission from docs

Closes #62782

See merge request gitlab-org/gitlab-ce!29200

`doc/user/admin_area/img/index_runners_search_or_filter.png` does not
need x permissions.