Don't look for primary_role ips in AllNodesValidationConfig
Don't look for primary_role ips in AllNodesValidationConfig

We changed the AllNodesValidationConfig to be role specific.
However, we still use primary_role_name ips.

Change-Id: I0aa1174992f6f049f1e64faea6d88e377d357bad
Closes-Bug: #1817087

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