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

Build failed. https://zuul.opendev.org/t/openstack/buildset/e656edfb9b12477d89a718e7cf4889... - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/1cbe0a48e40245b5bb35eb0ce2b5b7f8 : FAILURE in 3m 58s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/4911b134de084a4d9c7db738168278ac : FAILURE in 5m 25s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/188a4afa5162420eac8f3257dfcb84dc : FAILURE in 3m 54s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/51a0b91f7dc54247a8461da50a4a98c9 : FAILURE in 7m 02s