[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/e9460c97f69c45348a612f9a99411a... - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/d5213b2466ce4f148f3163f7b248a39b : SUCCESS in 3m 47s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/fd2a0ef3f9b24eada2038868b0e6bbb3 : FAILURE in 3m 37s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/9199704feeb54525ab2f075d17deb5df : SUCCESS in 4m 03s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/1f43ae2e528e4e93b3638008a2fdf1dd : SUCCESS in 3m 58s