Updating BUCK files

Change-Id: I24f279b42a270e59cf4bf4564e2aa4d81459c8e2
diff --git a/BUCK b/BUCK
index 0fd1df6..e618ef0 100644
--- a/BUCK
+++ b/BUCK
@@ -73,6 +73,9 @@
 ]
 
 APPS = [
+    #Drivers
+    '//drivers/default:onos-drivers-default-oar',
+
     # Providers
     '//providers/bgp:onos-providers-bgp-oar',
     '//providers/host:onos-providers-host-oar',