fix syntax error

helm-chart/templates/networkpolicy.yaml

@@ -1,14 +1,14 @@
 apiVersion: networking.k8s.io/v1
 kind: NetworkPolicy
 metadata:
-  name: {? {.Values.name: ''} : ''}
-  namespace: {? {.Values.namespace | default .Values.name: ''} : ''}
+  name: {{ .Values.name }}
+  namespace: {{ .Values.namespace | default .Values.name }}
   labels:
-    service: {? {.Values.name: ''} : ''}
+    service: {{ .Values.name }}
 spec:
   podSelector:
     matchLabels:
-      service: {? {.Values.name: ''} : ''}
+      service: {{ .Values.name }}
   policyTypes:
     - Ingress
     - Egress
@@ -19,14 +19,15 @@ spec:
               name: ingress-nginx
       ports:
         - protocol: TCP
-          port: {? {.Values.port: ''} : ''}
-  egress: {}
-  # TODO, optionally add egress restriction.
-  # - to:
-  #     - namespaceSelector: {}
-  #       podSelector: {}
-  #   ports:
-  #     - protocol: TCP
-  #       port: 53
-  #     - protocol: UDP
-  #       port: 53
+          port: {{ .Values.port }}
+  egress: 
+    - {}
+    # TODO, optionally add egress restriction.
+    # - to:
+    #     - namespaceSelector: {}
+    #       podSelector: {}
+    #   ports:
+    #     - protocol: TCP
+    #       port: 53
+    #     - protocol: UDP
+    #       port: 53