Add k8s ctl nodes to salt.control

Fixes PROD-21874

Change-Id: Ib690f8c4a0d615a9cd4cbc2956a725f28f33ac7e
diff --git a/salt/control/cluster/kubernetes_proxy_cluster.yml b/salt/control/cluster/kubernetes_proxy_cluster.yml
index d4251a2..379a333 100644
--- a/salt/control/cluster/kubernetes_proxy_cluster.yml
+++ b/salt/control/cluster/kubernetes_proxy_cluster.yml
@@ -3,8 +3,8 @@
     control:
       size:
         kubernetes.proxy:
-          cpu: 32
-          ram: 65536
+          cpu: 2
+          ram: 4096
           disk_profile: small
           net_profile: default
       cluster:
@@ -15,11 +15,11 @@
             prx01:
               name: ${_param:kubernetes_proxy_node01_hostname}
               provider: ${_param:infra_kvm_node01_hostname}.${_param:cluster_domain}
-              image: ${_param:salt_control_trusty_image}
+              image: ${_param:salt_control_xenial_image}
               size: kubernetes.proxy
             prx02:
               name: ${_param:kubernetes_proxy_node02_hostname}
               provider: ${_param:infra_kvm_node02_hostname}.${_param:cluster_domain}
-              image: ${_param:salt_control_trusty_image}
+              image: ${_param:salt_control_xenial_image}
               size: kubernetes.proxy