As decided in the ESC meeting on 11/29/2018

Remove the related tests as it was done for 6.1
See: https://gerrit.libreoffice.org/#/c/57508/7

Change-Id: Iadd45ede8d5f30de8701ad04e411c9de23ebba10
Reviewed-on: https://gerrit.libreoffice.org/64262
Tested-by: Jenkins
Reviewed-by: Miklos Vajna <vmiklos@collabora.com>