Voltha helm optimizations

Change-Id: I25eca498cef603f3bb2dd978a1be00810728cd49
diff --git a/voltha/values.yaml b/voltha/values.yaml
index 0f0ef27..13b23c5 100644
--- a/voltha/values.yaml
+++ b/voltha/values.yaml
@@ -17,6 +17,13 @@
 
 image_pull_policy: IfNotPresent
 
+replicas:
+  vcore: 1
+  vcli: 1
+  ofagent: 1
+  netconf: 1
+  envoy_for_etcd: 1
+
 
 node_ports:
   vcli_port: 30110
@@ -120,7 +127,7 @@
 - "/ofagent/ofagent/main.py"
 - "-v"
 - "--consul=consul.$(NAMESPACE).svc.cluster.local:8500"
-- "--controller=onos:6653"
+- "--controller=onos-voltha-openflow:6653"
 - "--grpc-endpoint=vcore.$(NAMESPACE).svc.cluster.local:50556"
 - "--enable-tls"
 - "--key-file=/ofagent/pki/voltha.key"