Fixes spec failures as a result of merging CE stable into EE stable

See merge request !1269

Replace static fixture for right_sidebar_spec.js

See merge request !9211

Replace static fixture for merge_request_tabs_spec.js

See merge request !9172

This reverts commit 1f12aaf2.

This reverts commit c900aa63.

Update services templates docs

Closes gitlab-ee#1361

See merge request !9305

Fix job status -> pipeline status

Closes #28313

See merge request !9320

Increase process_commit queue weight from 2 to 3

Closes #25828

See merge request !9326

Remove issue and MR counts from label index

Closes #25413

See merge request !9332

Fix merge service error with no source

See merge request !9348

fix incorrect sidekiq concurrency count in admin background page

Closes #19862

See merge request !9359

Geo: Added `gitlab:geo:check` and improved `gitlab:env:info` rake tasks

Closes #1611

See merge request !1120

adds global minimum mirror sync time option in admin section

See merge request !1217

Merge branch 'approvals-spec-fix-for-816' into '8-16-stable-ee'

See merge request !1238

Rename builds to jobs in docs

See merge request !1240

Show merge errors in merge request widget

See merge request !1241

Update services templates docs

See merge request !1246

Simplify GitLab Pages admin docs

See merge request !1252

Merge branch '26824-diff-unfold-link-is-still-visible-when-there-are-no-lines-to-unfold' into 'master'

Resolve "Diff unfold link is still visible when there are no lines to unfold"

Closes #26824 and #28127

See merge request !8761

Mark as WIP based on MR commits only

Closes #27886

See merge request !9085

Disables add issue button

Closes #27931

See merge request !9100

Adds `.json` to the endpoint requested in order to avoid showing JSON

Closes #27932

See merge request !9105

Fix regression where cmd-click stopped working for todos and merge request tabs

Closes #27922

See merge request !9115

Merge branch '27883-autocomplete-seems-to-not-trigger-when-at-character-is-part-of-an-autocompleted-text' into 'master'

Trigger at.js after selecting slash commands with autocomplete suffix

Closes #27883

See merge request !9117

Fixes tooltips in mini pipeline graph

Closes #27963 and #28008

See merge request !9140

Fix import webhooks performance issue

Closes #27958

See merge request !9197

Rename builds to jobs in docs

See merge request !9204

Fix stray pipelines API request when showing MR

Closes #27925

See merge request !9213

Remove deprecated CI service

Closes #28094

See merge request !9221

Fix project link on issue creation

See merge request !9226

Show merge errors in merge request widget

Closes #28124 and gitlab-ee#1652

See merge request !9229

Restore pagination to admin abuse reports

Closes #28059

See merge request !9233

Reduce query count for snippet search

See merge request !9254

Merge branch '27873-when-a-commit-appears-in-several-projects-commit-comments-are-shared-across-projects' into 'master'

Ensure only commit comments relevant to target project are returned

Closes #27873

See merge request !9264

Fix Rubocop offense

See merge request !9274

Fix 8.17 upgrade documentation

Closes #28021

See merge request !9285