[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/8cd84aa3decd430ba26c2ffd9e9f8f... - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/f6430c6d9bf242acb400d1fbac837056 : SUCCESS in 4m 44s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/1eeacf8f18ab4c41a59a6650eab00e4c : FAILURE in 3m 31s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/f9f326c15d204966a7869fc1cd4c5f82 : SUCCESS in 3m 39s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/668ed024a8904ff6814367a05281ae3d : SUCCESS in 4m 23s