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

Build failed. https://zuul.opendev.org/t/openstack/buildset/11723b1efe6848e38e090385d0d61d... - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/449da0737f8e470199017ef5c2997857 : FAILURE in 4m 01s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/5b5a58c0fcad4a82b67065f78b1b76a3 : FAILURE in 7m 35s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/2fa1f9d091e34e068ef9a2ef5fa6bb81 : FAILURE in 7m 07s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/39e9d1f652ab4051ad51ab798b7024da : FAILURE in 8m 16s