nova-libvirt: set 'cpuset_cpus' to 'all'
nova-libvirt: set 'cpuset_cpus' to 'all'

nova-compute-libvirt should be able to run on any CPU, as it launch VMs on
isolated CPUs (they are isolated to be dedicated to run vCPU).

This patch makes sure the right container configurations is applied with
Paunch.

Change-Id: I9b8893e4812a7a3f71bd75f66004ed8d6f67b3d1

openstack/tripleo-heat-templates,openstack/tripleo-heat-templates