Use is_ipa_configured from ipalib.facts
    
    A couple of places still used the deprecated installutils version.
    
    https://pagure.io/freeipa/issue/8458
    
    Reviewed-By: Florence Blanc-Renaud <flo@redhat.com>
    Reviewed-By: Stanislav Levin <slev@altlinux.org>
    Reviewed-By: Alexander Bokovoy <abbra@users.noreply.github.com>
    Reviewed-By: Alexander Bokovoy <abokovoy@redhat.com>