Add Python3 zed unit tests
Add Python3 zed unit tests

This is an automatically generated patch to ensure unit testing
is in place for all the of the tested runtimes for zed.

See also the PTI in governance [1].

[1]: https://governance.openstack.org/tc/reference/project-testing-interface.html

Change-Id: If0f5e7a1fbbc323b78e87a9536af48c112055611

openstack/compute-hyperv,openstack/compute-hyperv