update sponsor (#4045)

* update sponsors

README.md

@@ -13,6 +13,10 @@
   <a href="https://workos.com/?utm_campaign=github_repo&utm_medium=referral&utm_content=frp&utm_source=github" target="_blank">
     <img width="350px" src="https://raw.githubusercontent.com/fatedier/frp/dev/doc/pic/sponsor_workos.png">
   </a>
+  <a>&nbsp</a>
+  <a href="https://github.com/daytonaio/daytona" target="_blank">
+    <img width="360px" src="https://raw.githubusercontent.com/fatedier/frp/dev/doc/pic/sponsor_daytona.png">
+  </a>
 </p>
 <!--gold sponsors end-->
 

README_zh.md

@@ -15,6 +15,10 @@ frp 是一个专注于内网穿透的高性能的反向代理应用，支持 TCP
   <a href="https://workos.com/?utm_campaign=github_repo&utm_medium=referral&utm_content=frp&utm_source=github" target="_blank">
     <img width="350px" src="https://raw.githubusercontent.com/fatedier/frp/dev/doc/pic/sponsor_workos.png">
   </a>
+  <a>&nbsp</a>
+  <a href="https://github.com/daytonaio/daytona" target="_blank">
+    <img width="360px" src="https://raw.githubusercontent.com/fatedier/frp/dev/doc/pic/sponsor_daytona.png">
+  </a>
 </p>
 <!--gold sponsors end-->