[Openstack-stable-maint] Stable check of openstack/oslo.versionedobjects for ref refs/heads/stable/train failed

Build failed. https://zuul.opendev.org/t/openstack/buildset/77b57cf65ca641769c332273a362e2... - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/86ad3694e6f44681b611fd1321e8efcf : SUCCESS in 4m 30s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/17408e0892b349b5844bb0dea5426b31 : FAILURE in 2m 46s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/7534ed88fc3d43ad995174cf66334162 : SUCCESS in 3m 26s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/286b88e389cb4417951985b6865e5b8a : SUCCESS in 6m 18s