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

Build failed. https://zuul.opendev.org/t/openstack/buildset/51f6c162804649c3b621bbac6d9668... - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/d6ed9eef45364867ae853c87e8823609 : FAILURE in 4m 23s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/43e3b55da4524d86a3a5e3e9dbb44846 : FAILURE in 5m 45s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/4baaa4c51a084abfacd94461226a6602 : FAILURE in 4m 48s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/e80c8aef723d44388854a8d0c1cbd2e9 : FAILURE in 3m 42s