Remove visual noise from sfx2

Change-Id: I0f556a386ce64d154b695c2a35f808c94b9f0b7a
Reviewed-on: https://gerrit.libreoffice.org/8310
Reviewed-by: Caolán McNamara <caolanm@redhat.com>
Tested-by: Caolán McNamara <caolanm@redhat.com>