fix prototype for gcc 15

Author: WinterMute

src/main/wii/SDL_wii_main.c

@@ -46,7 +46,7 @@ static void ShutdownCB()
     OGC_PowerOffRequested = true;
 }
 
-static void ResetCB()
+static void ResetCB(u32, void *)
 {
     OGC_ResetRequested = true;
 }