Update workshop registration link date

Author: cmihaigabriel

_editions/2025.md

@@ -14,7 +14,7 @@ scores to also working to achieve deeper understanding about the challenges. For
 about the evaluation procedure.
 
 ##### Workshop registration:
-See this [post on the main page](https://multimediaeval.github.io/2025/09/17/workshop-registration.html) for details on registration for participation in the workshop.
+See this [post on the main page](https://multimediaeval.github.io/2025/09/18/workshop-registration.html) for details on registration for participation in the workshop.
 
 ##### Registration:
 Signup for MediaEval 2025 is now open via the [MediaEval 2025 registration form](https://forms.gle/y7v1VLP7D9vsbuqv5).