#172 #160 follow-up: Fix Fedora Join stale link
Merged by jflory7. Opened by jflory7.
Fedora-Council/ jflory7/council-docs complete/160  into  main

This PR pulls in the patch from #160 by @matthickford to use the Fedora Join docs site instead of the wiki page. This is a separate Pull Request because it adds an xref instead. The original patch is preserved for proper attribution of credit.

Metadata Update from @jflory7:
- Pull-request tagged with: type - existing docs
- Request assigned

Pull-Request has been merged by jflory7