add name param to salt-virt classes

Change-Id: I43283c294d28eb59aa076dfcdd779dd5553dbe79
diff --git a/salt/control/cluster/openstack_benchmark_single.yml b/salt/control/cluster/openstack_benchmark_single.yml
index 0677320..ea10fc3 100644
--- a/salt/control/cluster/openstack_benchmark_single.yml
+++ b/salt/control/cluster/openstack_benchmark_single.yml
@@ -13,6 +13,7 @@
           engine: virt
           node:
             bmk01:
+              name: ${_param:openstack_benchmark_node01_hostname}
               provider: ${_param:infra_kvm_node03_hostname}.${_param:cluster_domain}
               image: ${_param:salt_control_trusty_image}
               size: openstack.benchmark