4941d3d ipatests: Test that ipa-certupdate can run without credentials

Authored and Committed by rcritten 2 years ago
    ipatests: Test that ipa-certupdate can run without credentials
    
    https://pagure.io/freeipa/issue/8531
    
    Signed-off-by: Rob Crittenden <rcritten@redhat.com>
    Reviewed-By: Fraser Tweedale <ftweedal@redhat.com>