This reverts commit f6ba1e08, reversing
changes made to 810cc51b.

This is necessary for the `security-9-0` build to pass.

Allow users autocomplete by author_id only for authenticated users

See merge request !2100

Upload files into `public/upload/system` instead of `public/upload`

See merge request !2073

Restrict API X-Frame-Options to same origin

See merge request !2103

[ci skip]

Use GroupsFinder to find subgroups the user has access to

See merge request !2096

New Hamlit XSS fix, does not include extraneous changes

See merge request !2095

Refactor snippets finder & dont return internal snippets for external users

See merge request !2094

Fix XSS in branches dropdown

See merge request !2093

Respect project features in wiki and blob search

See merge request !2089

Fix snippets visibility for show action - external users can not see internal snippets

See merge request !2087

Sanitize submodule URLs before linking to them in the file tree view

See merge request !2084

Render asciidoc & other markup using banzai in a pipeline

See merge request !2088

Add correct `rel` attributes to external links when rendering markdown

See merge request !2086

[ci skip]

Show sub-nav under Merge Requests when issue tracker is non-default

Closes #30779

See merge request !10658

Don't run the downtime check on stable branches, or tags/master

See merge request !10794

Fix dropdown spec failure pipeline

See merge request !10829

Port of fix/29125-ee to CE

Closes #29125

See merge request !10796

Fix PlantUML integration in GFM

Closes #30557

See merge request !10651

Remove node modules cache because we already use artifacts

Closes #29226 and #31137

See merge request !10781

Fix orphaned notification settings

Closes #29688

See merge request !10763

Api fix build events rename to Job events

Closes #30412

See merge request !10586

Fix restricted visibility project setting

Closes #30581

See merge request !10622

Fix filtered search input width for IE

Closes #30856

See merge request !10662

Do try to drop it if ci_builds.job_id isn't there

Closes #29976

See merge request !10216

Fix issue's note cache expiration after delete

Closes #30457

See merge request !10461

Fix the MR widget that merged any MR when choosing the option "Merge when pipeline succeeds" from the dropdown

Closes #29568

See merge request !10611

[ci skip]