fix ingress example

Author: a7vicky

modules/nw-ingress-creating-a-route-via-an-ingress.adoc

@@ -30,8 +30,12 @@ spec:
     http:
       paths:
       - backend:
-          serviceName: frontend
-          servicePort: 443
+          service:
+            name: frontend
+            port: 
+              number: 443
+        path: /
+        pathType: Prefix
   tls:
   - hosts:
     - www.example.com
@@ -53,9 +57,11 @@ other values are silently ignored. When unset, `edge` is used.
         paths:
         - path: ''
           pathType: ImplementationSpecific
-        - backend:
-            serviceName: frontend
-            servicePort: 443
+          backend:
+            service:
+              name: frontend
+              port: 
+                number: 443
 ----
 
 +