Add test history to test report MR widget

See merge request gitlab-org/gitlab!45953

Add feature attribute to known_events.yml

See merge request gitlab-org/gitlab!46853

  - Add feature attribute, corelate specific event
    with the corresponding feature flag.
  - Add docs

Include aggregated git-write usage counts

See merge request gitlab-org/gitlab!47511

With s__('Reports|...')

Full sentences approach for summary text i18n
Add spec to check that feature flag is pushed
Shorten a few names

Push the feature flag to the frontend in the merge requests controller
Only display the recent failures summaries and badges if enabled
Adjust spec to check for presence/absence when enabled/disabled

Add a mock report with recent_failures
Add tests for recent failure counts and text

Count recent failures when reports are loaded
Store counts in report summaries
Display counts in the widget

Add `approved` as action type on events API

See merge request gitlab-org/gitlab!47273

Move style guide into subdir for future splitting

See merge request gitlab-org/gitlab!47237

In prep for splitting the style guide apart, move the file to its
own folder.

Remove snippets from rubocop manual rules

See merge request gitlab-org/gitlab!47549

Fix kwargs deprecation warnings in git diff specs

See merge request gitlab-org/gitlab!47541

Replace prometheus service with a more general policy

See merge request gitlab-org/gitlab!47434

Document the pitfalls of GraphQL uploads

See merge request gitlab-org/gitlab!47494

Support variables in rules:changes

See merge request gitlab-org/gitlab!45037

Add assignee search to group issue board sidebar

See merge request gitlab-org/gitlab!47241

Remove gl-button class in fork button

See merge request gitlab-org/gitlab!46616

Merge branch '273423-implement-vulnerability-counts-in-security-mr-widget-for-non-ultimate-users-secret-detection-vuex' into 'master'

Extract and move Secret Detection Vuex module to CE

See merge request gitlab-org/gitlab!47307

Swimlanes - Fix grabbing cursor on drag

See merge request gitlab-org/gitlab!46938

Pipeline GraphQL Conversion Part I

See merge request gitlab-org/gitlab!46380

Expose discussion and notes count in Epic query

See merge request gitlab-org/gitlab!47409

Update chevron-down icon on project branch page

See merge request gitlab-org/gitlab!47460

Add more info about KAS for Omnibus GitLab

See merge request gitlab-org/gitlab!46948

This commit fixes warnings like:

Passing the keyword argument as the last hash parameter is deprecated

Fix pipelines chart query timeout

See merge request gitlab-org/gitlab!47069

Chain of custody report filter by merge commit sha

See merge request gitlab-org/gitlab!46581

Diff file view optimisations

See merge request gitlab-org/gitlab!47091

We can modify the original string here as this is only a
view helper.

Add DevopsAdoptionTableCellFlag component

See merge request gitlab-org/gitlab!47376

This component is needed in order to display
the adoption status of an item, i.e.
true or false

Doc updates for HTTP endpoints

See merge request gitlab-org/gitlab!47354

Update a variety of grammar and style issues to bring the page closer
to GitLab tone and style.

Redis HLL counters on plan/namespace level [RUN AS-IF-FOSS]

See merge request gitlab-org/gitlab!46899