SDN-IP: restrict egress port from ingress port list of MP2SP intent.

The MP2SP intent doesn't support having the egress port in the in ingress
port list.

Change-Id: I84471b9fce9c1dc072f3dce3d907ba86ba65a575

@@ -171,6 +171,7 @@ public class SdnIpFib {
         // TODO this should be only peering interfaces
         interfaceService.getInterfaces().stream()
                 .filter(intf -> !intf.equals(egressInterface))
+                .filter(intf -> !intf.connectPoint().equals(egressPort))
                 .forEach(intf -> {
                     ingressInterfaces.add(intf);
                     ConnectPoint ingressPort = intf.connectPoint();