[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/3dd43bd996fd484f9c86a7bf074a1b... - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/36d39654e5ff424eab284d9277962e6a : SUCCESS in 4m 13s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/2084dd5332be47f2b8b2a796b795e072 : FAILURE in 4m 19s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/71589ddbbfc34673892a01ea58cd8921 : SUCCESS in 5m 49s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/2d1cd7d38c774214a27b19ffcbb0dbad : SUCCESS in 4m 31s