[Openstack-stable-maint] Stable check of openstack/ceilometer for ref refs/heads/stable/yoga failed

Build failed. https://zuul.opendev.org/t/openstack/buildset/f62f50069a7b48ddad316474d0033e... - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/a8fd2a76dc224d09aea560638cf375e7 : SUCCESS in 7m 24s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/1d3db440491f40ffb2411aa56fa34a67 : SUCCESS in 7m 47s - openstack-tox-py38 https://zuul.opendev.org/t/openstack/build/41a252e1923e4d6fbf27af0a5067e2b7 : POST_FAILURE in 6m 50s