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

Build failed. https://zuul.opendev.org/t/openstack/buildset/10132f9d168446b3b31f04573e01ff... - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/44e75eedc29740b98968bb89eb905609 : FAILURE in 4m 20s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/28b5a63ab78143dd8f4fe8a53587e082 : FAILURE in 4m 56s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/37930c0809b8408881819a6373c5f1e0 : FAILURE in 8m 08s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/da25865fdf8f452ab8c68c53c980f555 : FAILURE in 3m 53s