Update index.md

Author: semuelle

applications/index.md

@@ -15,6 +15,8 @@ Besides, **there is a clear difference between an application being accepted and
 
 <a id="top"></a>
 
+- [2025](#2025)
+  - [🏄 Wave 25 - Q1 2025](#-wave-25---q1-2025)
 - [2024](#2024)
   - [🏄 Wave 24 - Q4 2024](#-wave-24---q4-2024)
   - [🏄 Wave 23 - Q3 2024](#-wave-23---q3-2024)