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

Change-Id: Id088a2c8a91c2fe7c8ff9e05d910d5b5e9383b7c
Reviewed-on: https://gerrit.libreoffice.org/72095
Tested-by: Jenkins
Reviewed-by: Miklos Vajna <vmiklos@collabora.com>