Replace Flash styling with `FlashAlert` component

- removed: ee/app/views/trials/_errors.html.haml
- added: ee/app/assets/javascripts/trials/components/flash_alert.vue

Changelog: changed
EE: true

Merge branch '355495-upload-offline-service-usage-data-docs-update-to-callout-security-of-process' into 'master'

Document Usage Data upload HTTPS form submission

See merge request gitlab-org/gitlab!83354

Update Gitaly version

See merge request gitlab-org/gitlab!83381

Fix the offences introduced by Performance/OpenStruct

See merge request gitlab-org/gitlab!70902

Move incident tracking module to correct services

See merge request gitlab-org/gitlab!82310

Add create endpoint for related epics

See merge request gitlab-org/gitlab!82985

Allows creating related epic links through REST API, similar to
issue_links endpoint for issues.

Changelog: added
EE: true

Fix missing comma for subordinate clause

See merge request gitlab-org/gitlab!83378

Add BlocksUnsafeSerialization to Namespace

See merge request gitlab-org/gitlab!82661

Changelog: changed

Handle crm objects when moving groups

See merge request gitlab-org/gitlab!80540

Changelog: fixed

Always pass data payloads as a hash for hooks

See merge request gitlab-org/gitlab!83143

Implement DELETE API for Remote Mirrors

See merge request gitlab-org/gitlab!82778

Drop CI builds triggered by blocked user

See merge request gitlab-org/gitlab!83269

Update Gitaly version

See merge request gitlab-org/gitlab!83373

Create new Middleman project template

See merge request gitlab-org/gitlab!82231

Add a project template for pages/middleman and
remove SSE Middleman template.

Changelog: added

Closes https://gitlab.com/gitlab-org/gitlab/-/issues/355675

Changelog: added
MR: https://gitlab.com/gitlab-org/gitlab/-/merge_requests/82778

Update the runner page alerts

See merge request gitlab-org/gitlab!83238

Move BASE_FILTERS from filters/constants to security_dashboard/helpers

See merge request gitlab-org/gitlab!83240

Migrate to shared alert component

See merge request gitlab-org/gitlab!83292

Rename services to integrations on integration overview docs

See merge request gitlab-org/gitlab!83348

As part of the larger renaming effort:
https://gitlab.com/groups/gitlab-org/-/epics/2504

Promote 5 Create tests to reliable

See merge request gitlab-org/gitlab!83352

Add `@types/jest` npm package as a dev dependency

See merge request gitlab-org/gitlab!83103

Update chokidar to v3.5.3

See merge request gitlab-org/gitlab!83328

When a user is blocked, typically `Ci::DropPipelineService` will
cancel the builds. However, there's a chance that this service doesn't
pick up all the cancelable builds at the time it is run. To ensure
that builds aren't actually run for blocked user, we add it to a
precondition before we assign a runner.

Changelog: fixed

Relates to https://gitlab.com/gitlab-org/gitlab/-/issues/351294

Fix failing expired artifact specs

See merge request gitlab-org/gitlab!83362

Update flowchart for user access and linking setup to use correct grammar

See merge request gitlab-org/gitlab!83360

As https://gitlab.com/gitlab-org/gitlab/-/jobs/2232305277 shows:

```
 1) Ci::DeletedObject.bulk_import with data imports data
     Failure/Error: expect(deleted_artifact.pick_up_at).to eq(artifact.expire_at)
       expected: 2022-03-21 03:27:00.958060501 +0000
            got: 2022-03-21 03:27:00.958060000 +0000
       (compared using ==)
       Diff:
       @@ -1 +1 @@
       -Mon, 21 Mar 2022 03:27:00.958060501 UTC +00:00
       +Mon, 21 Mar 2022 03:27:00.958060000 UTC +00:00
```

Document GitLab Pages server shutdown timeout

See merge request gitlab-org/gitlab!82722

docs: GDK defaults to multiple databases

See merge request gitlab-org/gitlab!83166

Add steps on how to switch back to single database

Changes the expired artifact factory so that the expired_at does not
fall under the "wrongly-expired rows" from a previous DB migration.

See https://gitlab.com/gitlab-org/gitlab/-/merge_requests/82084