update demo

components/upload/demo/basic.md

@@ -1,17 +1,19 @@
-# 点击上传
+---
-
+order: 0
-- order: 0
+title: 点击上传
+---
 
 经典款式，用户点击按钮弹出文件选择框。
 
----
-
 ````jsx
 import { Upload, message, Button, Icon } from 'antd';
 
 const props = {
   name: 'file',
   action: '/upload.do',
+  headers: {
+    authorization: 'authorization-text',
+  },
   onChange(info) {
     if (info.file.status !== 'uploading') {
       console.log(info.file, info.fileList);