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

Also re-evaluate some blacklisted headers and recheck include/comphelper/

Change-Id: Ib7eea5951e849c07cea2e2782be4e8945f71ad96
Reviewed-on: https://gerrit.libreoffice.org/70899
Tested-by: Jenkins
Reviewed-by: Caolán McNamara <caolanm@redhat.com>
Tested-by: Caolán McNamara <caolanm@redhat.com>