demo: adjust image toolbarRender (#43496)

components/image/demo/imageRender.tsx

@@ -13,6 +13,7 @@ const App: React.FC = () => (
           src="https://mdn.alipayobjects.com/huamei_iwk9zp/afts/file/A*uYT7SZwhJnUAAAAAAAAAAAAADgCCAQ"
         />
       ),
+      toolbarRender: () => null,
     }}
     src="https://zos.alipayobjects.com/rmsportal/jkjgkEfvpUPVyRjUImniVslZfWPnJuuZ.png"
   />

components/image/demo/toolbarRender.md

@@ -1,10 +1,10 @@
 ## zh-CN
 
-可以自定义工具栏并添加下载图片按钮。
+可以自定义工具栏并添加下载原图或翻转旋转后图片的按钮。
 
 ## en-US
 
-You can customize the toolbar and add a button for downloading the image.
+You can customize the toolbar and add a button for downloading the original image or downloading the flipped and rotated image.
 
 ```css
 .toolbar-wrapper {

components/image/demo/toolbarRender.tsx

@@ -12,6 +12,8 @@ import React from 'react';
 const src = 'https://zos.alipayobjects.com/rmsportal/jkjgkEfvpUPVyRjUImniVslZfWPnJuuZ.png';
 
 const App: React.FC = () => {
+  // or you can download flipped and rotated image
+  // https://codesandbox.io/s/zi-ding-yi-gong-ju-lan-antd-5-7-0-forked-c9jvmp
   const onDownload = () => {
     fetch(src)
       .then((response) => response.blob())