fix(distinct): return full response if full option was specified

Author: mbroadst

lib/operations/distinct.js

@@ -71,7 +71,7 @@ class DistinctOperation extends CommandOperationV2 {
         return;
       }
 
-      callback(null, result.values);
+      callback(null, this.options.full ? result : result.values);
     });
   }
 }