Patch shows Insert as well on macOS, and keep it hidden otherwise

Change-Id: Ie8dd32198d93c50ffd83e8aaf4b007b1ecf5c547
Reviewed-on: https://gerrit.libreoffice.org/68065
Tested-by: Jenkins
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>