Merge branch '34403-issue-dropdown-persists-when-adding-issue-number-to-issue-description' into 'master'

Resolve "Issue dropdown persists when adding issue number to issue description"

Closes #34403

See merge request !12521

Run mysql tests on stable preperation branches like 9-3-stable-patch-2

See merge request !12552

Added code for defining SHA attributes

See merge request !12555

Remove Namespace model default scope override and write additional test to Project search

See merge request !12546

Revert "Merge branch 'dm-drop-default-scope-on-sortable-finders' into 'master'"

Closes #34511

See merge request !12557

Move verification to block level instead of paragraph

Closes #33961

See merge request !12519

This reverts commit b07c0003, reversing
changes made to 2b97d76d.

Only count GL pipelines in usage data ping

Closes #33172

See merge request !12277

Update README.md to reflect where "Secret variables" are located

See merge request !12540

These attributes are stored in binary in the database, but exposed as
strings. This allows one to query/create data using plain SHA1 hashes as
Strings, while storing them more efficiently as binary.

Sidebar header no conflicts

See merge request !12524

Inserts exact matches of username and email to the top of the user search list

Closes #26125

See merge request !12525

Fix errors caused by attempts to report already blocked or deleted users

Closes #8928

See merge request !12502

Refactor/declarative policy

See merge request !10515

Merge branch '33082-use-update_pipeline_schedule-for-edit-and-take_ownership-in-pipelineschedulescontroller' into 'master'

Use authorize_update_pipeline_schedule in PipelineSchedulesController

Closes #33082

See merge request !11846

Bring back branches badge to main project page

Closes #34438

See merge request !12548

Add group members counting related data on namespaces API

See merge request !12497

Fix a bug where an invalid sort param value was passed to Gitaly

Closes #34280

See merge request !12534

Limit OpenGraph image size to 64x64

See merge request !12541

Strip trailing whitespace in relative submodule URL

Closes #34347

See merge request !12531

Split up MergeRequestsController

See merge request !12150

Rename all forbidden paths again

Closes #32625

See merge request !11713

Job details won't scroll horizontally to show long lines

Closes #34039 and #33638

See merge request !12518

Perform housekeeping only when an import of a fresh project is completed

Closes #34417

See merge request !12529

Use gl_repository exclusively on PostReceive

Closes gitaly#201

See merge request !12290

Implement `HasVariable` concern

Closes #34314

See merge request !12448

Clarify the expiration date of PATs

See merge request !12339

refactors Project#search namespace join

Closes #30708

See merge request !12091

Drop default ORDER scope when calling a find method on a Sortable model

Closes #23079 and #34412

See merge request !12499