Update cluster-setup.md with the right instructions for deleting the ingress-gce pod
The previous instructions were missing the fact that the pod is in the kube-system namespace
@@ -16,7 +16,7 @@ Once the cluster is created, we need to delete the existing Ingress-GCE controll
that comes by default:
```console
-kubectl delete pod l7-lb-controller
+kubectl delete pod l7-lb-controller -n kube-system
```
This ensures we can run our own copy of the controller locally.
