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

Change-Id: Idbd13674578be9d4edce5d2a5f45df145474d86d
Reviewed-on: https://gerrit.libreoffice.org/72579
Tested-by: Jenkins
Reviewed-by: Michael Stahl <Michael.Stahl@cib.de>