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

Build failed. https://zuul.opendev.org/t/openstack/buildset/ebb89527fb9e4f3b8ea1b7115a78f9... - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/c15d66530eb04a7983dfc90b3f045bff : FAILURE in 5m 47s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/8e9962abe15543eba4fe93dab348e740 : SUCCESS in 5m 43s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/ef5326b4e8a648809b3d1b83a74284f5 : SUCCESS in 4m 28s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/8d3b817557c3436c94a0b4427e29981b : SUCCESS in 3m 52s