Refactor buck external dependencies

Change-Id: Ia4b99493407eb7d4e893804cba6b944f758f085e
diff --git a/providers/snmp/device/BUCK b/providers/snmp/device/BUCK
index 3fb3823..c9c49de 100644
--- a/providers/snmp/device/BUCK
+++ b/providers/snmp/device/BUCK
@@ -1,5 +1,6 @@
 COMPILE_DEPS = [
     '//lib:CORE_DEPS',
+    '//lib:JACKSON',
     '//lib:org.apache.servicemix.bundles.snmp4j',
     '//lib:snmp-core',
     '//lib:bti7000',