The refactor change 9094dfc had a slight error where the
user-input provided value in input wasn't being validated. Only
the command-line or the current FQDN was being verified so
if the FQDN was bad any value input by the user was being skipped.
Fixes: https://pagure.io/freeipa/issue/9111
Signed-off-by: Rob Crittenden <rcritten@redhat.com>
Reviewed-By: Florence Blanc-Renaud <flo@redhat.com>