Refactor buck external dependencies

Change-Id: Ia4b99493407eb7d4e893804cba6b944f758f085e
diff --git a/apps/evpn-route-service/app/BUCK b/apps/evpn-route-service/app/BUCK
index 1231207..0f7b609 100644
--- a/apps/evpn-route-service/app/BUCK
+++ b/apps/evpn-route-service/app/BUCK
@@ -1,5 +1,6 @@
 COMPILE_DEPS = [
     '//lib:CORE_DEPS',
+    '//lib:KRYO',
     '//utils/misc:onlab-misc',
     '//core/store/serializers:onos-core-serializers',
     '//apps/evpn-route-service/api:onos-apps-evpn-route-service-api',