feat: Enhance DefaultRendererSettingsPersistence to support scoped settings for CLI and Flutter

Signed-off-by: Hans Kokx <hans.d.kokx@gmail.com>

apps/wolf_3d_cli/bin/main.dart

@@ -111,7 +111,9 @@ void main(List<String> arguments) async {
   await engine.audio.init();
   engine.init();
 
-  final persistence = DefaultRendererSettingsPersistence();
+  final persistence = DefaultRendererSettingsPersistence(
+    hostKey: rendererSettingsHostCli,
+  );
   final WolfRendererSettings? saved = await persistence.load();
 
   gameLoop = CliGameLoop(