[Openstack-stable-maint] Stable check of openstack/networking-bagpipe for ref refs/heads/stable/train failed

Build failed. https://zuul.opendev.org/t/openstack/buildset/3c73054501554017b12f9797349dee... - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/5d164ebdd861449382a27737f2282815 : SUCCESS in 7m 55s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/f0235c6bf84f476097ee58989185717c : FAILURE in 6m 13s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/f9fc81a9dd074e17b398a019267bcb02 : SUCCESS in 6m 34s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/946b13f3f622477fbc4f33249de2134a : SUCCESS in 7m 02s