Cleaning up application categories.

Change-Id: Id3c937323123b6089cedf7b31cd01151f6aca8e1
diff --git a/apps/odtn/api/BUCK b/apps/odtn/api/BUCK
index 0c5811f..23ac161 100644
--- a/apps/odtn/api/BUCK
+++ b/apps/odtn/api/BUCK
@@ -28,7 +28,7 @@
 onos_app (
     app_name = 'org.onosproject.odtn-api',
     title = 'ODTN API & Utilities Application',
-    category = 'Traffic Steering',
+    category = 'Traffic Engineering',
     url = 'http://onosproject.org',
     description = 'ODTN API & Utilities Application',
     required_apps = APPS,