Improve GitLab Mattermost 14.6 upgrade note

See merge request gitlab-org/gitlab!80267

Merge branch '344174-replace-data-confirm-modals-with-glmodal-in-app-views-projects-protected_branches-shared' into 'master'

Use `GlModal` in `_protected_branch.html.haml`

See merge request gitlab-org/gitlab!80355

Add Dark Mode support for MR widget empty state icon

See merge request gitlab-org/gitlab!79560

Update rate limit headings

See merge request gitlab-org/gitlab!80476

Apply vertical File Tree layout on larger viewports

See merge request gitlab-org/gitlab!80397

Add alert metric image table and basic model

See merge request gitlab-org/gitlab!80339

Changelog: added

Remove setImmediate usage in specs

See merge request gitlab-org/gitlab!80367

Exclude guests being billable for ultimate trials

See merge request gitlab-org/gitlab!80284

Bump Gitlab Shell version to 13.23.2

See merge request gitlab-org/gitlab!80462

Add capture group to Taskable::ITEM_PATTERN

See merge request gitlab-org/gitlab!80313

Fix typo in Pull mirror verification

See merge request gitlab-org/gitlab!80408

Add warning for deprecation notices

See merge request gitlab-org/gitlab!79506

Fix global_alert when using fluid layout

See merge request gitlab-org/gitlab!79235

Refactor child/parent pipeline cards to use flexbox

See merge request gitlab-org/gitlab!80104

Instead of moving the expand button with an absolute positioning,
we rely on flex box row and reverse row to control the direction
of the elements for downstreams and upstreams expand button. This
is more stable and will serve as a baseline to introduce better
tooltips.

Unquarantines the spec to have it start running in Staging again

See merge request gitlab-org/gitlab!80461

Fixed broken troubleshooting link

See merge request gitlab-org/gitlab!80274

Remove setImmediate usage in specs

See merge request gitlab-org/gitlab!80373

Part of https://gitlab.com/gitlab-org/gitlab/-/issues/344247.

Roadmap milestones settings

See merge request gitlab-org/gitlab!80248

Fix broken link to Experimentation Cleanup

See merge request gitlab-org/gitlab!80427

Migration for deleting service template records

See merge request gitlab-org/gitlab!79737

Added the post deploy migration for deleting
service template records from the database

Changelog: other

Changelog: changed

Deprecate old python in dependency scanning

See merge request gitlab-org/gitlab!78502

Add warning for deprecation on tracing and metrics page

Update snapshot and translations

Changelog: deprecated
MR: https://gitlab.com/gitlab-org/gitlab/-/merge_requests/79506

Update documentation for NFS Support Deprecation

See merge request gitlab-org/gitlab!80212

Personal Access Token doesn't need write_repository over http when 2FA is enabled.

See merge request gitlab-org/gitlab!80390

Ignore group members in user quick actions

See merge request gitlab-org/gitlab!80324

Fix default sort for tags page

See merge request gitlab-org/gitlab!80232

Refactor Project integration settings spec to use shared examples

See merge request gitlab-org/gitlab!80298

This change changes the examples to use a list of integrations
scoped to the context in which they are generated vs a hard coded
list.

Review feedback