Change desktop image in README.md

Updated the desktop image in the README file.

Author: kirii86

README.md

@@ -6,7 +6,7 @@
 
 Official **CodeXtreme** website - Informative web created by **Oscar**. Open source project built with Astro and Tailwind CSS for maximum efficiency and performance.
 
-[![Desktop](https://i.imgur.com/SJDw4y1.png)](https://www.codextreme.me)
+[![Desktop](https://i.imgur.com/ED5S5vR.png)](https://www.codextreme.me)
 
 ## Project Purpose