a21823d dogtaginstance: add ensure_group method

1 file Authored by ftweedal 3 years ago, Committed by rcritten 3 years ago,
    dogtaginstance: add ensure_group method
    
    Add a method for creating a group (if it does not exist).  This will
    be used to create a group for ACME RA accounts.
    
    Part of: https://pagure.io/freeipa/issue/4751
    
    Reviewed-By: Rob Crittenden <rcritten@redhat.com>