Removing port from ping-pong-mesh client

[jsnctl]

FederatedService handles the port to the upstream workload as part of the targetPort of the ServiceEntry, so we don't need to add this as part of the calling address

[markgoddard]

FederatedService handles the port to the upstream workload as part of the targetPort of the ServiceEntry, so we don't need to add this as part of the calling address

Let's keep in mind the use case of a single cluster without federated services.