buildifier formatting of bazel files

Change-Id: I8196aa52ee640d1c500307a50a0ab4921138b69b
diff --git a/apps/mobility/BUILD b/apps/mobility/BUILD
index b956477..424b710 100644
--- a/apps/mobility/BUILD
+++ b/apps/mobility/BUILD
@@ -6,8 +6,8 @@
 )
 
 onos_app(
-    title = "Host Mobility",
     category = "Utility",
-    url = "http://onosproject.org",
     description = "Host mobility application.",
+    title = "Host Mobility",
+    url = "http://onosproject.org",
 )