Added libvirt_vnc server and novnc-proxy client certificate templates

cluster:config
- system.salt.minion.ca.qemu-vnc_ca
cluster:compute
- system.nova.compute.libvirt.ssl.vnc
cluster:control
- system.nova.control.novncproxy
  haproxy:
    proxy:
      listen:
        nova_novnc:
          type: None          
cluster:proxy
   nginx:
    server:
      site:
        nginx_proxy_novnc:
          proxy:
            protocol: https

Related-Prod: PROD-19979

Change-Id: I60ec258cd048100a73d99b92ef87be771dc393b0
diff --git a/salt/minion/cert/vnc/init.yml b/salt/minion/cert/vnc/init.yml
new file mode 100644
index 0000000..6f7f6ee
--- /dev/null
+++ b/salt/minion/cert/vnc/init.yml
@@ -0,0 +1,4 @@
+parameters:
+  _param:
+    salt_minion_ca_host: cfg01.${_param:cluster_domain}
+    qemu_vnc_ca_authority: qemu_vnc_ca