Cleaning up application categories.

Change-Id: Id3c937323123b6089cedf7b31cd01151f6aca8e1
diff --git a/apps/sdnip/BUCK b/apps/sdnip/BUCK
index fd7aeda..4a807cf 100644
--- a/apps/sdnip/BUCK
+++ b/apps/sdnip/BUCK
@@ -28,7 +28,7 @@
 
 onos_app (
   title = 'SDN-IP',
-  category = 'Traffic Steering',
+  category = 'Traffic Engineering',
   url = 'http://onosproject.org',
   included_bundles = BUNDLES,
   description = 'SDN-IP peering application',