Remove visual noise from unotools

Change-Id: I1285c4e47ad381934adc3aea6671e7c95d820c39
Reviewed-on: https://gerrit.libreoffice.org/8334
Tested-by: Caolán McNamara <caolanm@redhat.com>
Reviewed-by: Caolán McNamara <caolanm@redhat.com>