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: I2b004da23d93e180a9264f4d19a0a102e408d224

zuul.d/project.yaml

@@ -2,7 +2,7 @@
     templates:
       - publish-openstack-docs-pti
       - openstack-cover-jobs
-      - openstack-python3-yoga-jobs
+      - openstack-python3-zed-jobs
       - check-requirements
       - release-notes-jobs-python3
       - periodic-stable-jobs