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

Build failed. https://zuul.opendev.org/t/openstack/buildset/37b7e297efb84163878514f1ff26e4... - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/40a5c6670785454eb85d06f24464f808 : FAILURE in 4m 11s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/4c370b2ab1724ca8a7e898009c25efd7 : FAILURE in 5m 43s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/58d145399afe44aa9621bcaa5bd766cb : FAILURE in 4m 34s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/529ae16ea862439f960e3640b4a1c744 : FAILURE in 3m 44s