Update README.md (#1725)

update QR code

Co-authored-by: smallv0221 <[email protected]>

Author: chenxiaozeng

README.md

@@ -317,12 +317,11 @@ PaddleNLP提供了多粒度、多场景的NLP应用示例，面向动态图模
 - 现在就加入PaddleNLP的技术交流群，一起交流NLP技术吧！⬇️
 
 <div align="center">
-  <img src="https://user-images.githubusercontent.com/11793384/156118227-78837467-5087-40ab-9717-5ab92855cf57.JPG" width="230" height="300" />
+  <img src="https://user-images.githubusercontent.com/11793384/156540272-353d3d80-f2ec-410d-b863-b51f2d156a72.jpg" width="230" height="300" />
 </div>
 
 
 
-
 ## 版本更新
 
 更多版本更新说明请查看[ChangeLog](./docs/changelog.md)