Add Python3 victoria unit tests
Add Python3 victoria unit tests

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

See also the PTI in governance [1].

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

Change-Id: I323dca1a43c180f1ab98261917a724e4d224515e

openstack/vitrage-dashboard,openstack/vitrage-dashboard,openstack/vitrage-dashboard,openstack/vitrage-dashboard