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

Change-Id: Ia418fdf7077d1c0c169671770237381c4da7b7b0
Reviewed-on: https://gerrit.libreoffice.org/70582
Tested-by: Jenkins
Reviewed-by: Miklos Vajna <vmiklos@collabora.com>