Fix typo for cpu_mode pillar

PROD-36510

Change-Id: I6ddc9d3592a0446ba5e51abaea12be718f22a642
diff --git a/salt/control/cluster/openstack_proxy_cluster.yml b/salt/control/cluster/openstack_proxy_cluster.yml
index 63fa972..673b705 100644
--- a/salt/control/cluster/openstack_proxy_cluster.yml
+++ b/salt/control/cluster/openstack_proxy_cluster.yml
@@ -29,7 +29,7 @@
               backend: ${_param:openstack_proxy_backend_image}
               size: openstack.proxy
               cloud_init: ${_param:salt_control_cluster_node_cloud_init_openstack_proxy}
-              cpu_mode: ${_param:salt_control_cluster_qemu_cpu_model}
+              cpu_mode: ${_param:salt_control_cluster_qemu_cpu_mode}
             prx02:
               name: ${_param:openstack_proxy_node02_hostname}
               provider: ${_param:infra_kvm_node02_hostname}.${_param:cluster_domain}
@@ -37,4 +37,4 @@
               backend: ${_param:openstack_proxy_backend_image}
               size: openstack.proxy
               cloud_init: ${_param:salt_control_cluster_node_cloud_init_openstack_proxy}
-              cpu_mode: ${_param:salt_control_cluster_qemu_cpu_model}
+              cpu_mode: ${_param:salt_control_cluster_qemu_cpu_mode}