Enable frozen string for spec/rubocop

See merge request gitlab-org/gitlab!19277

spec/lib/**/* will be covered in subsequent
MR's, but at least we can lint the rest of
the directory.

Add e2e test for MR status for builds on Jenkins CI

Closes gitlab-org/quality/testcases#120

See merge request gitlab-org/gitlab!18578

Add size attribute to BlobEntity

See merge request gitlab-org/gitlab!18959

Make PipelineVulnerabilitiesFinder sort stable

See merge request gitlab-org/gitlab!19153

Add Sidekiq queue for Analytics

See merge request gitlab-org/gitlab!19250

Resolve "Double escaping in /tableflip quick action"

Closes #24082

See merge request gitlab-org/gitlab!19271

Logs Page: Add vuex store

See merge request gitlab-org/gitlab!19013

Improve admin features widget

See merge request gitlab-org/gitlab!18666

Audit Events API: Fix attribute type for entity_id

See merge request gitlab-org/gitlab!19144

Refactor pagination helper (extract classes, remove keyset pagination)

See merge request gitlab-org/gitlab!18840

Expose Cycle Analytics median and records via API

See merge request gitlab-org/gitlab!18991

This MR exposes to the frontend the median and the related records
calculated for a given stage.

Enable frozen string for spec/routing

See merge request gitlab-org/gitlab!19274

Partially addresses:

https://gitlab.com/gitlab-org/gitlab/issues/27703

Update gems to support Rails 6

See merge request gitlab-org/gitlab!18969

This prepares us for the upgrade to Rails 6

Fix flaky DesignResolver spec.

Closes #35124

See merge request gitlab-org/gitlab!19262

Move all cluster create documentation to new page

Closes #30577

See merge request gitlab-org/gitlab!18233

- Also fixes links to old locations where neccessary.
- Put redirect in for an old location.

Add content that variables can be passed to pipelines/new page

See merge request gitlab-org/gitlab!18731

Quarantine delete group issue board spec

See merge request gitlab-org/gitlab!19227

Failure is transient and needs investigation
Issue: https://gitlab.com/gitlab-org/gitlab/issues/34936

Remove foreman gem

See merge request gitlab-org/gitlab!19200

There is no explicit order currently although one is being introduced in
https://gitlab.com/gitlab-org/gitlab/merge_requests/17788#note_230875678

`contains_exactly` is the correct way to test the resolver, as ordering
isn't important to the resolver itself.

https://gitlab.com/gitlab-org/gitlab/issues/35124

Fix spec for Resolvers::DesignManagement::DesignResolver

See merge request gitlab-org/gitlab!19260

Remove extra and

See merge request gitlab-org/gitlab!19239

Update doc/user/markdown.md, doc/user/img/gitlab_task_lists.png files

See merge request gitlab-org/gitlab!18844

Disable protected path throttling by default

Closes #34212

See merge request gitlab-org/gitlab!19185

Fix todos created by private group mentions

Closes #33902

See merge request gitlab-org/gitlab!19037

Add pages_domains#clean_certificate method

See merge request gitlab-org/gitlab!17487