Remove visual noise from odk

Change-Id: I5638e2d37827c2d7322b72bf6ce176ac843639f1
Reviewed-on: https://gerrit.libreoffice.org/8285
Tested-by: Caolán McNamara <caolanm@redhat.com>
Reviewed-by: Caolán McNamara <caolanm@redhat.com>