7601567 Nonresponsive policy: drop as co-maintainer and watcher in more cases

Authored and Committed by zbyszek 2 years ago
    Nonresponsive policy: drop as co-maintainer and watcher in more cases
    
    This implements the three-pronged policy approved in
    https://pagure.io/fesco/issue/2446\#comment-667969.
    
    Closes https://pagure.io/fesco/fesco-docs/issue/35.