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

Build failed. https://zuul.opendev.org/t/openstack/buildset/ba8f815dccc44197afa7b9be7c6ae5... - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/6afb3a69abcf4e12a771b3a3e46599f9 : FAILURE in 4m 31s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/fa2ebbfbc9ac49d6baedb4bd046aad47 : FAILURE in 5m 31s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/3857524830044381ac7c8797952a1e81 : FAILURE in 4m 21s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/bcf5fc76db26432c876094bc0e854f47 : FAILURE in 3m 59s