Update ingress controller

The pathType is now required.  Also, update the service definition
to match the current value.

Change-Id: If5be4c7bbb7978b37e9ca4c898b87e7d4e4cf389
diff --git a/k8s/zuul.yaml b/k8s/zuul.yaml
index 3fecd9c..90c3792 100644
--- a/k8s/zuul.yaml
+++ b/k8s/zuul.yaml
@@ -340,6 +340,9 @@
     http:
       paths:
       - backend:
-          serviceName: zuul-web
-          servicePort: 9000
+          service:
+            name: zuul-web
+            port:
+              number: 9000
         path: /*
+        pathType: ImplementationSpecific