Appify buck build for openstack and VTN apps

Change-Id: I6cc23cd567954daaee59271123a07040853e695b
diff --git a/apps/faultmanagement/BUCK b/apps/faultmanagement/BUCK
index a7b0ae8..224343f 100644
--- a/apps/faultmanagement/BUCK
+++ b/apps/faultmanagement/BUCK
@@ -10,6 +10,7 @@
     '//lib:javax.ws.rs-api',
     '//core/store/serializers:onos-core-serializers',
     '//utils/osgi:onlab-osgi',
+    '//core/store/serializers:onos-core-serializers',
 ]
 
 TEST_DEPS = [