Prepare 9.3 RC7

See merge request !12348

Don't reset the session when the example failed to fix capybara-screenshot

See merge request !12370

Resolve "Issue and MR state tabs don't work on dashboard"

Closes #33833

See merge request !12278

Resolve "MR comment + system note highlight don't have the same width"

Closes #33917

See merge request !12364

Fix GitHub importer performance on branch existence check

Closes #33259

See merge request !12324

Fixed commit list system not gradient

Closes #33896

See merge request !12306

Don't expand CI_ENVIRONMENT_URL so runner would do

Closes #34008

See merge request !12344

Improve build stages reference migration

Closes #33866

See merge request !12337

Disable statement timeout in CI pipelines migration

See merge request !12268

Disable environment list polling as it breaks deployboard

See merge request !12347

Add index for head pipeline

See merge request !12273

Resolve "Protected branch dropdowns cut-off in Repository Settings page"

Closes #33693

See merge request !12247

Fix edit button for deploy keys available from other projects

Closes #33878

See merge request !12301

Update Prometheus Merge Request Metrics page

See merge request !12259

Bulk edit scroll fix

Closes #33870

See merge request !12219

Revert "Regenerate po and js files"

See merge request !12044

Adds margin between buttons in CI header

See merge request !12302

Prepare 9.3 for RC6

See merge request !12312

Revert "Merge branch 'winh-merge-request-related-issues' into 9-3-stable-rc6

See merge request !12321

Deleted "fix-missing-function-dropzone-input.yml" from the changelog

See merge request !12316

Fix pressing up-arrow on a MR "Changes" diff discussion edits your last note

Closes #33868

See merge request !12297

This reverts merge request !11759

Disable the Style/PreferredHashMethods cop

See merge request !12065

Fix avatar images in pipeline emails

Closes gitlab-ee#2696

See merge request !12310

Add documentation for GitLab ruby monitoring

See merge request !12295

Only show 'Edit comment'/'Report as abuse' when user has perms/isnt current_user

See merge request !12096

Fix some incorrect usage of translation helpers

See merge request !12274

Mention limitations of MySQL in docs

See merge request !12272

Refactor ProjectsFinder#init_collection and GroupProjectsFinder#init_collection

Closes #33632

See merge request !12135

Do not enable prometheus metrics when metrics folder is missing

See merge request !12263

Remove changelog entry

See merge request !12309

Re-instate is_admin flag in users API is current user is an admin

Closes #33260

See merge request !12211

Remove backticks from chat messages because they're not rendered as code

See merge request !12276

Fixed filtered search clear button being off-center

Closes #33912

See merge request !12304