fdo#85907 Tweak size requests

... and remove an unneeded grid that I added.

Change-Id: Ibc3b98a1f87d61464d652168546235e5c183c80f
Reviewed-on: https://gerrit.libreoffice.org/12334
Reviewed-by: Caolán McNamara <caolanm@redhat.com>
Tested-by: Caolán McNamara <caolanm@redhat.com>