Voltha helm optimizations

Change-Id: I25eca498cef603f3bb2dd978a1be00810728cd49
diff --git a/onos/templates/openflow-service.yaml b/onos/templates/openflow-service.yaml
index c61f611..05fadeb 100644
--- a/onos/templates/openflow-service.yaml
+++ b/onos/templates/openflow-service.yaml
@@ -16,13 +16,14 @@
 kind: Service
 metadata:
   name: {{ template "onos.fullname" . }}-openflow
+  namespace: {{ .Values.namespace }}
   labels:
     app: {{ template "onos.name" . }}
     chart: {{ template "onos.chart" . }}
     release: {{ .Release.Name }}
     heritage: {{ .Release.Service }}
 spec:
-  type: {{ .Values.services.serviceType }}
+  type: {{ .Values.services.openflowServiceType }}
   ports:
   - name: openflow
 {{ toYaml .Values.services.openflow | indent 4 }}