Update definitions for nightly tests
    
    Update nightly definitions used to test if FreeIPA works when repo
    `updates-testing` is enabled.
    
    These changes include all tests currently defined in `nightly_master.yaml`.
    
    Signed-off-by: Armando Neto <abiagion@redhat.com>
    Reviewed-By: Florence Blanc-Renaud <frenaud@redhat.com>