Merge "Add Python3 zed unit tests"

Author: Zuul

.zuul.yaml

@@ -45,7 +45,7 @@
     templates:
       - check-requirements
       - openstack-cover-jobs
-      - openstack-python3-yoga-jobs
+      - openstack-python3-zed-jobs
       - openstackclient-plugin-jobs
       - publish-openstack-docs-pti
       - release-notes-jobs-python3