docs(DateTimePicker): update snippet link

Author: anlyyao

packages/components/date-time-picker/README.md

@@ -18,7 +18,7 @@ isComponent: true
 
 ## 代码演示
 
-<a href="https://developers.weixin.qq.com/s/hts3GMmc8c5q" title="在开发者工具中预览效果" target="_blank" rel="noopener noreferrer"> 在开发者工具中预览效果 </a>
+<a href="https://developers.weixin.qq.com/s/RJkr4Omi8Y6H" title="在开发者工具中预览效果" target="_blank" rel="noopener noreferrer"> 在开发者工具中预览效果 </a>
 
 <blockquote style="background-color: #d9e1ff; font-size: 15px; line-height: 26px;margin: 16px 0 0;padding: 16px; border-radius: 6px; color: #0052d9" >
 <p>Tips: 请确保开发者工具为打开状态。导入开发者工具后，依次执行：npm i > 构建npm包 > 勾选 "将JS编译成ES5"</p>