update.

Author: etiennenoel

packages/dynamodb-data-marshaller/src/marshallItem.ts

@@ -9,7 +9,8 @@ import {
     Marshaller,
     NumberValueSet,
 } from '@awslabs-community-fork/dynamodb-auto-marshaller';
-import * as bytes from "utf8-bytes";
+const bytes = require('utf8-bytes');
+
 
 /**
  * Converts a JavaScript object into a DynamoDB Item.