Add normal wrapping to task lists

Closes #31269

See merge request !10860

Moved NotebookLab assets into repo

See merge request !10630

Eliminate N+1 queries in loading namespaces for every issuable in milestones

See merge request !10871

Fix commenting on an existing discussion on an unchanged line that is no longer in the diff

Closes #31339

See merge request !10888

Fixes the spacing around diff discussion buttons

Closes #31102

See merge request !10879

Test both PostgreSQL and MySQL for the win

Closes #2582

See merge request !10156

Allow OAuth clients to push code

Closes #30305

See merge request !10677