Sync SDL3 wiki -> header

[ci skip]

include/SDL3/SDL_storage.h

@@ -334,6 +334,10 @@ typedef struct SDL_Storage SDL_Storage;
 /**
  * Opens up a read-only container for the application's filesystem.
  *
+ * By default, SDL_OpenTitleStorage uses the generic storage implementation.
+ * When the path override is not provided, the generic implementation will use
+ * the output of SDL_GetBasePath as the base path.
+ *
  * \param override a path to override the backend's default title root.
  * \param props a property list that may contain backend-specific information.
  * \returns a title storage container on success or NULL on failure; call