e41b745 ipa-cert-fix: use customary exit statuses

Authored and Committed by ftweedal 4 years ago
    ipa-cert-fix: use customary exit statuses
    
    It is customary to return 2 when IPA is not configured, and 1 when
    other required bits are not installed or configured.  Update
    ipa-cert-fix exit statuses accordingly.
    
    Part of: https://pagure.io/freeipa/issue/7885
    
    Reviewed-By: Florence Blanc-Renaud <flo@redhat.com>