AbstractReferenceFilter caches current project_ref on RequestStore when active

What does this MR do?

Are there points in the code the reviewer needs to double check?

Store on the RequestStore all the projects referenced on the nodes. Not just those referenced with path_with_namespace

Why was this MR needed?

Screenshots (if relevant)

Does this MR meet the acceptance criteria?

• CHANGELOG entry added
• Documentation created/updated
• API support added
• Tests
  • Added for this feature/bug
  • All builds are passing
• Conform by the merge request performance guides
• Conform by the style guides
• Branch has no merge conflicts with master (if you do - rebase it please)
• Squashed related commits together

What are the relevant issue numbers?

Closes #22679 (closed)