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

Change-Id: I6b39bd25e243ab0f39847f6feb0b767d7358bf0f
Reviewed-on: https://gerrit.libreoffice.org/72635
Tested-by: Jenkins
Reviewed-by: Miklos Vajna <vmiklos@collabora.com>