Change GitHub trophy image to stable version

Updated GitHub trophy image source to stable URL.

Author: DiogoRibeiro7

README.md

@@ -116,7 +116,7 @@ I build production systems that turn messy data into decisions. Two decades acro
 
 <div align="center">
   <a href="https://github.com/ryo-ma/github-profile-trophy">
-    <img src="https://github-profile-trophy.vercel.app/?username=DiogoRibeiro7&column=3&no-frame=true&theme=algolia" alt="Trophy" />
+    <img src="https://stable-github-profile-trophy.vercel.app/?username=DiogoRibeiro7&column=3&no-frame=true&theme=algolia" alt="Trophy" />
   </a>
 </div>