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>