[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/1f813329090c463a894e8dcab82d36... - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/02f84a98ede344cf9a595df7aa00219b : SUCCESS in 3m 27s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/e7fa615a9bca49cc85a0f049dcfb4c6c : FAILURE in 2m 45s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/555b44df2857456bbbc3dbeb3ce12a18 : SUCCESS in 3m 22s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/3edcc37f83d34146a0944e8231ac23ea : SUCCESS in 4m 07s