Cleaning up application categories.

Change-Id: Id3c937323123b6089cedf7b31cd01151f6aca8e1
diff --git a/apps/mfwd/BUCK b/apps/mfwd/BUCK
index 3d27aad..a2ed151 100644
--- a/apps/mfwd/BUCK
+++ b/apps/mfwd/BUCK
@@ -8,7 +8,7 @@
 
 onos_app (
     title = 'Multicast Forwarding',
-    category = 'Traffic Steering',
+    category = 'Traffic Engineering',
     url = 'http://onosproject.org',
     description = 'Multicast forwarding application.',
 )