Remove N+1 in license scanning report comparison

See merge request gitlab-org/gitlab!42895

* chore: remove unused entity class
* docs: add changelog entry
* fix: use fully qualified name to prevent collision with app/models/vulnerability.rb
* refactor: delegate to LicenseCompliance to perform diff
* refactor: switch to LicensePolicyEntity
* refactor: update serializer to map from LicensePolicy
* test: add spec to detect N+1 query

Fix theme selector for light themes

See merge request gitlab-org/gitlab!43239

Return only the latest build with coverage in MR widget JSON

See merge request gitlab-org/gitlab!42402

Change labels Active Users to Billable Users in EE

Closes #233823

See merge request gitlab-org/gitlab!42638

Rename Active Users to Billable Users
to help customers in understanding
what they pay for.

Closes https://gitlab.com/gitlab-org/gitlab/-/issues/233823

Stop using argument in perform_async

See merge request gitlab-org/gitlab!43303

Add feature flags details

See merge request gitlab-org/gitlab!43389

Remove merge_request_short_pipeline_serializer FF

See merge request gitlab-org/gitlab!43331

Documentation: Clarify the kas-address configuration for the kubernetes agent

See merge request gitlab-org/gitlab!43420

Changes to related pages came in this morning, so I merged in
master to be 100% safe. While there, I reformatted a few lines into
proper nested lists.

Update specialized_project_authorization_worker feature flags

See merge request gitlab-org/gitlab!43002

Remove periodic_project_authorization_recalculation feature flag

See merge request gitlab-org/gitlab!42999

Add group information to group ndjson feature flags

See merge request gitlab-org/gitlab!43164

Hide instance-level integrations on GitLab.com

See merge request gitlab-org/gitlab!42808

More alternatives for non-inclusive words

See merge request gitlab-org/gitlab!43433

Add fallback to load event for startup css

See merge request gitlab-org/gitlab!43329

- It looks like some browsers like WaterFox classic
actually don't load stylesheets with media print. I
can't find any documentation that browsers should
load these stylesheets, so it's possible this fallback
would could give us some future protection with
our officially supported browsers as well.

Add metadata to some unattributed feature flags

See merge request gitlab-org/gitlab!43144

Document vulnerability status timeline

See merge request gitlab-org/gitlab!43406

Fixed icons reference

See merge request gitlab-org/gitlab!43391

Treat git commands as failed if output has errors

See merge request gitlab-org/gitlab!43237

Strip deprecations from last_commit.vue

Closes #219860

See merge request gitlab-org/gitlab!43337

Strip deprecated strings from this Vue file.

Add note about Agent server availability

See merge request gitlab-org/gitlab!43293

Fix Jira importer immutable cache update

See merge request gitlab-org/gitlab!43430

Update CI secrets docs

See merge request gitlab-org/gitlab!43242

to make it clear secrets values are stored in temp files and path made
available as environment variables.

Related to
https://gitlab.com/gitlab-org/gitlab/-/issues/254712.

Improve loading time for large number of events

See merge request gitlab-org/gitlab!43248

Add endpoint for rendering expanded CI YAML config

See merge request gitlab-org/gitlab!42380

Fix group level package permissions

See merge request gitlab-org/gitlab!43007

Add E2E for personal snippet with multiple files

See merge request gitlab-org/gitlab!42929

See https://gitlab.com/gitlab-org/quality/testcases/-/issues/842

Remove feature flag to backfill partitioned table

See merge request gitlab-org/gitlab!43418

Our conversations brought up some more alternatives for non-inclusive
words, so let's get them added to the tests.

Optimise WikiPage spec

See merge request gitlab-org/gitlab!42796