Update readme.md

Author: jcc

readme.md

@@ -9,9 +9,6 @@
 <p align="center">
   <b>Special thanks to the generous sponsorship by:</b>
   <br><br>
-  <a href="https://www.yousails.com">
-    <img src="https://yousails.com/banners/brand.png" width=350>
-  </a><br/>
   <a href="https://www.upyun.com">
     <img src="https://pigjian.com/storage/logo/upyun.png" width=300>
   </a>