c036dda CI: Disable KRA install tests on DL0

Authored and Committed by mbasti 7 years ago
    CI: Disable KRA install tests on DL0
    
    When master is without KRA installed, on domain level0 we cannot install
    KRA replicas, thus this tests must be skipped on DL0
    
    https://fedorahosted.org/freeipa/ticket/6088
    
    Reviewed-By: Pavel Vomacka <pvomacka@redhat.com>