Remove visual noise from setup_native

Change-Id: I565cdc2f5447f4387f0e01f22e49bc589c40cb60
Reviewed-on: https://gerrit.libreoffice.org/8309
Reviewed-by: Caolán McNamara <caolanm@redhat.com>
Tested-by: Caolán McNamara <caolanm@redhat.com>