update webhook receiver ports

kubernetes/rpi5-cluster/flux-system/notification-controller/webhook-receiver.yaml

@@ -1,7 +1,7 @@
 apiVersion: v1
 kind: Service
 metadata:
-  name: receiver
+  name: webhook-receiver
   namespace: flux-system
 spec:
   type: LoadBalancer
@@ -9,6 +9,6 @@ spec:
     app: notification-controller
   ports:
     - name: http
-      port: 80
+      port: 9292
       protocol: TCP
       targetPort: 9292