Document how to enable the new hardware types with `IronicEnabledHardwareTypes` as an alternative/replacement for classic drivers. Applies to both the director and ironic in the overcloud. https://review.openstack.org/#/c/464656/ https://docs.openstack.org/project-install-guide/baremetal/draft/enabling-drivers.html
Moving milestone to post-GA and removing from GA program. The work for this RFE has been displaced by bug 1497893, with agreement from product management.