Bug fix for Ofdpa2 group handler.

When introducing the mplsSwap groups, we affected the pseudowire instantiation.
This is now fixed with this patch.

Change-Id: I6f98c49b954017bb0ea899d5ecc15c5a1b8ba340
diff --git a/drivers/default/src/main/java/org/onosproject/driver/pipeline/ofdpa/Ofdpa2GroupHandler.java b/drivers/default/src/main/java/org/onosproject/driver/pipeline/ofdpa/Ofdpa2GroupHandler.java
index f9c9f22..93730c7 100644
--- a/drivers/default/src/main/java/org/onosproject/driver/pipeline/ofdpa/Ofdpa2GroupHandler.java
+++ b/drivers/default/src/main/java/org/onosproject/driver/pipeline/ofdpa/Ofdpa2GroupHandler.java
@@ -300,7 +300,7 @@
 
         }
 
-        if (mplsSwap) {
+        if (mplsSwap && !isPw) {
             log.debug("Creating a MPLS Swap - MPLS Interface - L2 Interface group chain.");
 
             // break up simple next objective to GroupChain objects