Fixing Buck build by adding missing dependency to features/BUCK.

Change-Id: Ideb01d8de38bec683eea2bc3a7a04c2229f6e0e5
diff --git a/tools/package/features/BUCK b/tools/package/features/BUCK
index 5acf69c..3744cc4 100644
--- a/tools/package/features/BUCK
+++ b/tools/package/features/BUCK
@@ -24,6 +24,7 @@
     '//lib:io_netty_netty_transport',
     '//lib:io_netty_netty_handler',
     '//lib:io_netty_netty_codec',
+    '//lib:io_netty_netty_transport_native_unix_common',
     '//lib:io_netty_netty_transport-native-epoll',
     '//lib:io_netty_netty_resolver',
     '//lib:commons-pool',