message: fix uninitialized state in rendertarget sample
diff: @@ -71,7 +71,7 @@ struct App {
  Scene* offscreenScene = nullptr;
  Camera* offscreenCamera = nullptr;
  - ReflectionMode mode;
  + ReflectionMode mode = ReflectionMode::CAMERA;
  Config config;
  utils::Entity quadEntity;
  @@ -187,7 +187,7 @@ static int handleCommandLineArguments(int argc, char* argv[], App* app) {
  }
  int main(int argc, char** argv) {
  - App app;
  + App app{};
  app.config.title = "rendertarget";
  handleCommandLineArguments(argc, argv, &app);
  