Kolla Ansible stopped setting them as they turned out to be
unnecessary for its operations, yet may have conflicted with
security policies of the hosts. [1] [2]
[1] https://launchpad.net/bugs/1837551
[2] https://launchpad.net/bugs/1945453
Change-Id: Ie8ccd3ab6f22a6f548b1da8d3acd334068dc48f5