Add Python3 wallaby unit tests

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

See also the PTI in governance [1].

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

Change-Id: I47ec3b6d5cdc8228d0f6e2353a0e6eafe2aa7b76

zuul.d/project.yaml

@@ -3,7 +3,7 @@
       - publish-openstack-docs-pti
       - openstack-cover-jobs
       - openstack-lower-constraints-jobs
-      - openstack-python3-victoria-jobs
+      - openstack-python3-wallaby-jobs
       - check-requirements
       - release-notes-jobs-python3
     check: