Revert "set non-voting for broken tox-doc test"
Revert "set non-voting for broken tox-doc test"

This reverts commit de64a324e35058a2a8fff7de7e8041ac8cd2f2f3.

Reason for revert: Docs build is fixed

Change-Id: Ie85b0df886b6c7339f14006e3e3957a5a027a74e

stackforge/os-ansible-deployment,openstack/openstack-ansible,openstack/openstack-ansible,stackforge/os-ansible-deployment