add python 3.6 unit test job

This is a mechanically generated patch to add a unit test job running
under Python 3.6 as part of the python3-first goal.

See the python3-first goal document for details:
https://governance.openstack.org/tc/goals/stein/python3-first.html

Change-Id: If22b90e0b5b1b289a7657ecd5adb8f2f11401f0a
Story: #2002586
Task: #24322

1 files changed, 1 insertions, 0 deletions

diff --git a/.zuul.yaml b/.zuul.yaml
index dc83056..cb78531 100644
--- a/.zuul.yaml
+++ b/.zuul.yaml
@@ -13,3 +13,4 @@
       - lib-forward-testing
       - release-notes-jobs-python3
       - periodic-stable-jobs
+      - openstack-python36-jobs