Update README.md

Author: typicode

README.md

@@ -45,18 +45,20 @@ See also:
 
 <p>&nbsp;</p>
 
-<h2 align="center">Bronze sponsors 🥉</h2>
+<h2 align="center">Silver sponsors 🥈</h2>
 
 <p>&nbsp;</p>
 
 <p align="center">
-  <a href="https://github.com/pankod/refine" target="_blank">
-    <img src="https://jsonplaceholder.typicode.com/refine-logo@2x.png" height="40px">
+  <a href="https://cased.com" target="_blank">
+    <img src="https://user-images.githubusercontent.com/5502029/194441951-b7dca49d-efd6-496d-900b-288004717f11.png" height="55px">
   </a>
 </p>
 
 <p>&nbsp;</p>
 
+<p>&nbsp;</p>
+
 [Become a sponsor and have your company logo here](https://github.com/users/typicode/sponsorship)
 
 ## Sponsor