* provide JSON error to frontend
* display message on frontend if provided

Fix License Compliance widget button spacing

See merge request gitlab-org/gitlab!54701

Fix awkward pluralization of reviewers feature

See merge request gitlab-org/gitlab!54705

Delete old redirect files in docs

See merge request gitlab-org/gitlab!54631

Update Snowplow Guide to recommend a Product Intelligence review

See merge request gitlab-org/gitlab!54709

Improve Jira Connect app styling and translations

See merge request gitlab-org/gitlab!53441

Add rake task to check pending Elasticsearch migrations

See merge request gitlab-org/gitlab!54656

Use flexbox for laying out the buttons, to avoid whitespace in the
template from affecting visual spacing.

This also replaces the deprecated slot syntax with modern shorthand.

Finally, this removes a snapshot test that wasn't providing any value,
since other tests in the suite make the necessary assertions about the
`Manage licenses` and `View full report` buttons in the `ReportSection`
anyway (which is what was in the snapshot).

Addresses https://gitlab.com/gitlab-org/gitlab/-/issues/283889.

Remove obsolete DOMContentLoadedEventListener

See merge request gitlab-org/gitlab!54558

Remove BS tooltip directive wrapper

See merge request gitlab-org/gitlab!54615

Add "Invite a group" feature to invite members modal [RUN ALL RSPEC]

See merge request gitlab-org/gitlab!50701

Initial Auto DevOps concept content update

See merge request gitlab-org/gitlab!54690

Initial effort to revise Auto DevOps intro.

Add badging to H1 declarations for Editor

See merge request gitlab-org/gitlab!53528

Simplify pages SSL directions when using default file names

See merge request gitlab-org/gitlab!53961

Add warning to bulk concurrency size settings

See merge request gitlab-org/gitlab!54703

Remove Default Service Desk Issue Title Prefix

See merge request gitlab-org/gitlab!54140

Refactor board helper specs

See merge request gitlab-org/gitlab!54535

Clarify Dependency Proxy config update in a multi-node setup

See merge request gitlab-org/gitlab!54704

Add specs for not sending user cap email

See merge request gitlab-org/gitlab!54542

Specs for not sending the user cap email when the user cap is set to nil
or hasn't not been reached yet were missing. This change will add these.

Add frontend accessibility guidelines

See merge request gitlab-org/gitlab!52570

Add accessibility guidelines as we do not have any documented.

Add suggestion about personal access tokens

See merge request gitlab-org/gitlab!53749

Include an item in the procedure about optionally obtaining a
personal access token from GitHub.

Set MobSF version to 3.2.9 in SAST template

See merge request gitlab-org/gitlab!53545

Add best practices for Elasticsearch migrations

See merge request gitlab-org/gitlab!54593

Introduce Getting Started with ECS deployment

See merge request gitlab-org/gitlab!54295

This commit adds the tutorial documentation for
the ECS deployment.

Update to btn-confirm and align subscription banner to center

See merge request gitlab-org/gitlab!54137

Rephrase slightly to avoid an icky collision of a singular feature
that uses a plural construction.

Add btn-icon for action buttons in pipeline schedules page

See merge request gitlab-org/gitlab!54426