Refactor buck external dependencies

Change-Id: Ia4b99493407eb7d4e893804cba6b944f758f085e
diff --git a/apps/yang/BUCK b/apps/yang/BUCK
index 06a5eb7..2cf902b 100644
--- a/apps/yang/BUCK
+++ b/apps/yang/BUCK
@@ -1,5 +1,6 @@
 COMPILE_DEPS = [
   '//lib:CORE_DEPS',
+  '//lib:JACKSON',
   '//core/api:onos-api',
   '//core/common:onos-core-common',
   '//cli:onos-cli',
@@ -46,4 +47,4 @@
   description = 'Base application to bring in the YANG libraries and assemble them for other apps to use.',
   included_bundles = BUNDLES,
   excluded_bundles = EXCLUDED_BUNDLES,
-)
\ No newline at end of file
+)