syncbase profile: add Snappy

Adding a dependence of LevelDB - Snappy compession library.

Change-Id: I822e66576d7fb11ea3233e1e8e069c357da08ab7
diff --git a/x/ref/services/syncbase/store/leveldb/db.go b/x/ref/services/syncbase/store/leveldb/db.go
index b15374d..a173992 100644
--- a/x/ref/services/syncbase/store/leveldb/db.go
+++ b/x/ref/services/syncbase/store/leveldb/db.go
@@ -5,7 +5,7 @@
 // Package leveldb provides a LevelDB-based implementation of store.Store.
 package leveldb
 
-// #cgo LDFLAGS: -lleveldb
+// #cgo LDFLAGS: -lleveldb -lsnappy
 // #include <stdlib.h>
 // #include "leveldb/c.h"
 // #include "syncbase_leveldb.h"