Add Python3 yoga unit tests
Add Python3 yoga unit tests

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

See also the PTI in governance [1].

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

Change-Id: Ie7e3ea7211075a6f19e1eff3e68fbdde7a20cff1

openstack/networking-odl,openstack/networking-odl,openstack/networking-odl