Refactor buck external dependencies

Change-Id: Ia4b99493407eb7d4e893804cba6b944f758f085e
diff --git a/apps/faultmanagement/fmweb/BUCK b/apps/faultmanagement/fmweb/BUCK
index 4e5bcba..f39dcbb 100644
--- a/apps/faultmanagement/fmweb/BUCK
+++ b/apps/faultmanagement/fmweb/BUCK
@@ -1,5 +1,6 @@
 COMPILE_DEPS = [
     '//lib:CORE_DEPS',
+    '//lib:JACKSON',
     '//incubator/api:onos-incubator-api',
     '//utils/rest:onlab-rest',
     '//lib:javax.ws.rs-api',