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

Build failed. https://zuul.opendev.org/t/openstack/buildset/a73e7f2fb3214b858abc740c6400c2... - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/ab5382772f6e42b9834e07a14fdac285 : SUCCESS in 3m 03s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/d1780898320242c185aca4b1da1dc9c2 : SUCCESS in 3m 30s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/be3bd0e79685490f966837e9a045153a : SUCCESS in 3m 07s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/fc8b8a74117b46ac8e7cc262bb70cb85 : FAILURE in 4m 41s