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

Build failed. https://zuul.opendev.org/t/openstack/buildset/df0c06a340b64a088b21b7ca6ec3fd... - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/3b8a27291aed40649eda8323ad91880d : FAILURE in 3m 59s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/c587e764c2864b34945875d75839e1e6 : FAILURE in 5m 09s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/401e7c8202714869965d821742d1a248 : FAILURE in 4m 01s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/53bb04a431ae45228e001874d2295c3d : FAILURE in 3m 57s