Enhance error message when adding non-posix group with a GID
Enhance error message when adding non-posix group
with a GID so the user knows that a GID should not
be passed when adding a group with the --nonposix option.
Fixes: https://pagure.io/freeipa/issue/8155
Signed-off-by: Antonio Torres <antorres@redhat.com>
Reviewed-By: Rob Crittenden <rcritten@redhat.com>