Coding Dojo advertisement links to a 404 page

The "Coding Dojo" advertisement on the Codewars website links to a non-existent page, resulting in a 404 error.

<img width="3752" height="1856" alt="Image" src="https://github.com/user-attachments/assets/ef31e3ba-5246-46ea-84bc-7e8cb872a7b6" />
<img width="2808" height="1668" alt="Image" src="https://github.com/user-attachments/assets/f069b806-c3be-45a5-b6bf-117814ccdfef" />