Update instructions for TLS with certbot

See merge request gitlab-org/gitlab!27745

- There is a missing `sudo` for changing permissions on the executable.
- On a system that doesn't have python3 installed the command fails
  because of the virtual environment setup.

Add recommended steps to Jenkins Migration docs

Closes #220790

See merge request gitlab-org/gitlab!34515

Fix broken CSS for system notes

See merge request gitlab-org/gitlab!34870

Resolve "Improve performance of user avatar loading"

Closes #220251

See merge request gitlab-org/gitlab!35188

Merge branch '223788-improve-query-to-retrieve-job-artifacts-with-files-stored-locally' into 'master'

Improve query to retrieve job artifacts with files stored locally

Closes #223788

See merge request gitlab-org/gitlab!35084

Revert "Merge branch 'extend-dashboard-fixture' into 'master'" RUN AS-IF-FOSS

Closes #223996

See merge request gitlab-org/gitlab!35186

[ci skip]

[ci skip]

Group pipelines list components

See merge request gitlab-org/gitlab!34962

Reorder specs to match actions implementation

See merge request gitlab-org/gitlab!34908

Changed GMA to Closed Beta

See merge request gitlab-org/gitlab!34877

Remove unnecessary cop disable comments

See merge request gitlab-org/gitlab!35148

Docs: move getting_started_part_four.md to new home

See merge request gitlab-org/gitlab!35179

Add to a subdirectory, and give it a more helpful name.

This reverts merge request !33301

Merge branch '218428-use-background-migration-to-copy-historic-data-between-non-partitioned-and-partitioned-tables' into 'master'

Use BG Migration to copy historic data to a partitioned table

See merge request gitlab-org/gitlab!33891

Move the BackgroundMigration helper methods out of the MigrationHelpers
into their own module, so they can be reused in other contexts without
pulling in the entire MigrationHelper module.

Set checkboxes to be on by default for list

See merge request gitlab-org/gitlab!34893

Docs: redirect fork_sample_project.md to new page

See merge request gitlab-org/gitlab!35175

This page needs renaming to match its current title.

Copy private and public keys, not primary and public in docs

See merge request gitlab-org/gitlab!34885

Move editor_service to services dir

See merge request gitlab-org/gitlab!35032

We already have a default value for the
file_store columns.

- I did not remove the functionality to toggle them on/off
  as I think this feature could be useful in the future

Remove AWS/Azure note that mentions they aren't validated

See merge request gitlab-org/gitlab!35161

Remove duplication of project_ids_without_integration

See merge request gitlab-org/gitlab!34763

Explicitly call gitlab-ui config function

See merge request gitlab-org/gitlab!35025

Move mixed config info into new section

See merge request gitlab-org/gitlab!35088

Docs: move new_or_existing_website.md

See merge request gitlab-org/gitlab!35089