[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/e917f8205a454ac99b4d4f86b6a012... - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/127638ae35694ecf9a1f44e3e75d4a9a : SUCCESS in 3m 23s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/559766b7c91c4db2823b76ec18188f19 : FAILURE in 3m 39s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/8bc7876b48b1467aa5f38a0f502dc999 : SUCCESS in 3m 42s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/8452a2ad737249db9328654b1a0b09eb : SUCCESS in 4m 24s