Set target_branch to the ref branch when creating MR from issue

Closes #41727

See merge request gitlab-org/gitlab-ce!16422

Keep subscribers when promoting labels to group labels

Closes #37199

See merge request gitlab-org/gitlab-ce!16343

Resolve "Download button in pipelines table has wrong height"

Closes #41920 and #38653

See merge request gitlab-org/gitlab-ce!16488

Fix running manual action tooltip

Closes #41418

See merge request gitlab-org/gitlab-ce!16489

Resolve "Remove "remaining" word from artifacts information in job's page sidebar"

Closes #41929

See merge request gitlab-org/gitlab-ce!16405

Add missing 9.5.10 CHANGELOG entries

See merge request gitlab-org/gitlab-ce!16512

Prevent RevList failing on non utf8 paths

Closes #41627

See merge request gitlab-org/gitlab-ce!16440

fix readability xterm colors

Closes #37898

See merge request gitlab-org/gitlab-ce!15921

Resolve "postgresql 10 support for GitLab"

Closes #42047

See merge request gitlab-org/gitlab-ce!16471

Update test-and-deploy-ruby-application-to-heroku.md

See merge request gitlab-org/gitlab-ce!16500

Last push widget will show banner for new pushes to previously merged branch

Closes #40818

See merge request gitlab-org/gitlab-ce!15728

Converted from type to "stage" due to depreciation.
Signed-off-by: JJ Asghar <jjasghar@gmail.com>

Add pipeline header padding

See merge request gitlab-org/gitlab-ce!16496

Adjust modal style to new design

See merge request gitlab-org/gitlab-ce!16310

Resolve "N+1 queries with /projects/:project_id/builds API endpoint"

Closes #41957

See merge request gitlab-org/gitlab-ce!16445

Resolve "Wiki uploaded files are missing"

Closes #42031

See merge request gitlab-org/gitlab-ce!16499

List backups avilable for restore

See merge request gitlab-org/gitlab-ce!16465

dispatcher changes for projects:c* views

See merge request gitlab-org/gitlab-ce!16416

Resolve "Icons on forks page are to big"

Closes #42046

See merge request gitlab-org/gitlab-ce!16474

Update auto-deployed prometheus scrape config

Closes #41796

See merge request gitlab-org/gitlab-ce!16306

Resolve "Cannot search with keyword "merge""

Closes #41666

See merge request gitlab-org/gitlab-ce!16462

Refactor of buttons _dropdown partial

Closes #41921

See merge request gitlab-org/gitlab-ce!16486

Fix typo in doc_styleguide.md

See merge request gitlab-org/gitlab-ce!16481

Change user settings column width

See merge request gitlab-org/gitlab-ce!16479

Fix top-area inconsistent capitalization

See merge request gitlab-org/gitlab-ce!16476

Resolve "Enable Project Milestone Deletion via the API"

Closes #41476

See merge request gitlab-org/gitlab-ce!16478

Enables project milestone deletion via DELETE /projects/:id/milestones/:milestone_id

Fix error on changes tab when merge request cannot be created

Closes #41460

See merge request gitlab-org/gitlab-ce!16409