Cleaning up application categories.

Change-Id: Id3c937323123b6089cedf7b31cd01151f6aca8e1
diff --git a/apps/vpls/BUCK b/apps/vpls/BUCK
index d089ea2..d07376f 100644
--- a/apps/vpls/BUCK
+++ b/apps/vpls/BUCK
@@ -22,7 +22,7 @@
 
 onos_app (
     title = 'VLAN L2 Broadcast Network',
-    category = 'Traffic Steering',
+    category = 'Traffic Engineering',
     url = 'http://onosproject.org',
     description = 'Application to create L2 broadcast network using VLAN.',
     required_apps = [ 'org.onosproject.intentsynchronizer' ],