Update model and tests

Includes database migration and schema

Externalize strings in groups/activity.html.haml

See merge request gitlab-org/gitlab!58332

Prepare the new commit based changelog workflow

See merge request gitlab-org/gitlab!59483

Merge branch '273626-add-experiment-feature-flag-for-the-highlight-paid-features-during-active-trial-experiment' into 'master'

Highlight paid features during active trial - Part 2 [RUN ALL RSPEC] [RUN AS-IF-FOSS]

See merge request gitlab-org/gitlab!58834

Update Toast UI to ^2.5.2

See merge request gitlab-org/gitlab!59554

Do not show tooltips immediately

See merge request gitlab-org/gitlab!59561

Documentation about Pages Deployment migration

See merge request gitlab-org/gitlab!59475

Fix the guide "Docker Registry for a secondary site"

See merge request gitlab-org/gitlab!59466

Update create table with index example

See merge request gitlab-org/gitlab!59566

Ensure we prefix each line when logging the SQL

See merge request gitlab-org/gitlab!59186

Geo: Update data types table

See merge request gitlab-org/gitlab!59579

Remove ObjectStorage scenario

See merge request gitlab-org/gitlab!58127

Resolves rubocop offense Style/RedundantAssignment

See merge request gitlab-org/gitlab!58013

This updates the changelog Danger rule to inform contributors about the
upcoming changelog workflow changes. In addition, we also add a
configuration file to use for generating the new changelog (when we get
there).

See https://gitlab.com/gitlab-com/gl-infra/delivery/-/issues/1564 for
more information.

Use X-Gitlab-Correlation-Id header name for PVS

See merge request gitlab-org/gitlab!59634

Add Packages::Debian::ProcessChangesService

See merge request gitlab-org/gitlab!57413

Merge branch '21033-controller-groups-groupmemberscontroller-index-executes-more-than-100-sql-queries-p80-108-4' into 'master'

Ignore managing_group n+1 false positive on GroupMemberPresenter

See merge request gitlab-org/gitlab!58927

Update UI text for TeamCity integration

See merge request gitlab-org/gitlab!59493

Re-wrote the intro to be a more fully-formed concept

See merge request gitlab-org/gitlab!59053

Record cta click for in-product marketing emails

See merge request gitlab-org/gitlab!56015

(Also change Packages::Debian::ExtractMetadataService to keep Architecture in fields)

Bump Rails cache key

See merge request gitlab-org/gitlab!59581

Also some style changes for clarity

Refactored the rule_form.vue validation code structure

See merge request gitlab-org/gitlab!56961

Docs: Fix trailing slash in DVCS docs

See merge request gitlab-org/gitlab!59629

This improves the debug log experience, by ensuring that all multi-line
SQL queries are greppable easily.

Add missing error returns

See merge request gitlab-org/gitlab!59499

Centralize shared state in Authoring section

See merge request gitlab-org/gitlab!58790