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

Change-Id: Iec1ca76e9b3a0896a732ab2b7fd34dd5a7f219fb
Reviewed-on: https://gerrit.libreoffice.org/68367
Tested-by: Jenkins
Reviewed-by: Miklos Vajna <vmiklos@collabora.com>