[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/9bbc5ee31c4e4c839b7c3da419c45b... - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/e22d5241aed747b48416fdb130af45fa : SUCCESS in 4m 24s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/5fbebc314a434cea85c237925e56c527 : FAILURE in 3m 20s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/1421f40241014cdcb28e41bfc51259b0 : SUCCESS in 4m 07s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/a5afa285ddd243a8b449c1b812885b79 : SUCCESS in 3m 54s