Found with bin/find-unneeded-includes
Only removal proposals are dealt with here.

Change-Id: Ie7e20c77a8035c0ee4f0316966d163b9cd7d11f2
Reviewed-on: https://gerrit.libreoffice.org/73006
Tested-by: Jenkins
Reviewed-by: Miklos Vajna <vmiklos@collabora.com>