Partially addresses #47424.

Remove instrumentation for Rouge::Plugins::{Redcarpet,CommonMark}

See merge request gitlab-org/gitlab-ce!20791

Enable frozen strings in remaining lib/banzai/filter/*.rb files

See merge request gitlab-org/gitlab-ce!20777

Adds Vuex store to handle the data for tests reports in MR widget

See merge request gitlab-org/gitlab-ce!20709

The removal in 4d376c66 had an unintended
side effect in that it got rid of the `require 'rouge/plugins/redcarpet'`.

Mention how we use gitlab-triage

See merge request gitlab-org/gitlab-ce!20787

Replace 'Sidekiq::Testing.inline!' with 'perform_enqueued_jobs'

Closes #22991

See merge request gitlab-org/gitlab-ce!20768

Enable frozen strings in lib/banzai/filter/*.rb

See merge request gitlab-org/gitlab-ce!20775

Resolve "Commits page tooltips"

Closes #29278

See merge request gitlab-org/gitlab-ce!20674

Display GPG status on repository and blob pages

Closes #36046

See merge request gitlab-org/gitlab-ce!20524

This also fixes a bug with the ImageLazyLoadFilter not doing the right
thing when an existing class attribute is present.

Part of #47424

Pipeline security dashboard: Backport code from EE

See merge request gitlab-org/gitlab-ce!20733

[ci skip]

Enable frozen string in newly added files

See merge request gitlab-org/gitlab-ce!20763

Remove method instrumentation for Banzai filters and reference parsers

See merge request gitlab-org/gitlab-ce!20770

Reducing the memory footprint for the rendering

See merge request gitlab-org/gitlab-ce!20744

Fix rendering issue in admin/pages docs

See merge request gitlab-org/gitlab-ce!20766

Docs: Add a step to install Postgresql related Gems before creating the schema

See merge request gitlab-org/gitlab-ce!20739

Minor typo fix CODE_QUALITY seems to have a `_` in it in .gitlab-ci.yml default…

See merge request gitlab-org/gitlab-ce!20762

Resolve "Credentails used for repository import are visible inside the Sidekiq logs (Background Jobs)"

See merge request gitlab-org/gitlab-ce!20641

Allow feature flag names to be a symbol

See merge request gitlab-org/gitlab-ce!20728

Resolve "Document which API is accessible with CI_JOB_TOKEN"

Closes #48627

See merge request gitlab-org/gitlab-ce!20612

Use title: "Unicorn Metrics available" as in EE

See merge request gitlab-org/gitlab-ce!18620

Excludes a few filters that require more work:

* lib/banzai/filter/image_lazy_load_filter_spec.rb
* lib/banzai/filter/syntax_highlight_filter_spec.rb
* lib/banzai/filter/table_of_contents_filter_spec.rb

Part of #47424

Fix #47379 - Project visibility tooltip

Closes #47379

See merge request gitlab-org/gitlab-ce!20535

Resolve "Deploy Tokens failed to clone LFS repository"

Closes #46869

See merge request gitlab-org/gitlab-ce!20729

Remove unused rugged code that is currently on Gitaly

See merge request gitlab-org/gitlab-ce!20754

Hangouts chat integration

See merge request gitlab-org/gitlab-ce!20290

Fix theme index to match reality

See merge request gitlab-org/gitlab-ce!20772

Update CONTRIBUTING to include Manage team

See merge request gitlab-org/gitlab-ce!20750

Fix gitlab import project load

Closes #48123

See merge request gitlab-org/gitlab-ce!20599

Expose web_url attribute in PipelineBasic and JobBasic

See merge request gitlab-org/gitlab-ce!20703

Resolve "Disable SAML and Bitbucket if OmniAuth is disabled"

Closes #48932

See merge request gitlab-org/gitlab-ce!20608