Update screenshot in README.md

Author: jelveh

README.md

@@ -19,7 +19,7 @@
     <a href="https://hackerone.com/puter_h1b">Bug Bounty</a>
 </p>
 
-<h3 align="center"><img width="700" style="border-radius:5px;" alt="screenshot" src="https://assets.puter.site/puter.com-screenshot-2.webp"></h3>
+<h3 align="center"><img width="700" style="border-radius:5px;" alt="screenshot" src="https://assets.puter.site/puter.com-screenshot-3.webp"></h3>
 
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