CI: allow collaborators in PR author org check

Treat repository collaborators as trusted for restricted-path changes so the workflow blocks only authors with no collaborator, member, or owner association.

Made-with: Cursor

Author: rwgk

.github/workflows/pr-author-org-check.yml

@@ -73,7 +73,7 @@ jobs:
 
           IS_ALLOWED=false
           case "$AUTHOR_ASSOCIATION" in
-            MEMBER|OWNER)
+            COLLABORATOR|MEMBER|OWNER)
               IS_ALLOWED=true
               ;;
           esac