fix(1516): use correct value reference in boilerplate NOTES.txt

pkg/chartutil/create.go

@@ -149,7 +149,7 @@ const defaultNotes = `1. Get the application URL by running these commands:
      NOTE: It may take a few minutes for the LoadBalancer IP to be available.
            You can watch the status of by running 'kubectl get svc -w {{ template "fullname" . }}'
   export SERVICE_IP=$(kubectl get svc --namespace {{ .Release.Namespace }} {{ template "fullname" . }} -o jsonpath='{.status.loadBalancer.ingress[0].ip}')
-  echo http://$SERVICE_IP:{{ .Values.Master.ServicePort }}
+  echo http://$SERVICE_IP:{{ .Values.service.externalPort }}
 {{- else if contains "ClusterIP"  .Values.service.type }}
   export POD_NAME=$(kubectl get pods --namespace {{ .Release.Namespace }} -l "app={{ template "fullname" . }}" -o jsonpath="{.items[0].metadata.name}")
   echo "Visit http://127.0.0.1:8080 to use your application"