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

Change-Id: I3c1b091d30449243faec3f875e6f0ac6d8b34259
Reviewed-on: https://gerrit.libreoffice.org/72214
Tested-by: Jenkins
Reviewed-by: Miklos Vajna <vmiklos@collabora.com>