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: Ie17dc22f92f72b1ff9348f94829026e32ac0bd2a

openstack/solum-dashboard,stackforge/solum-dashboard,openstack/solum-dashboard,stackforge/solum-dashboard