fixed (bug) Audio output device not switching

src/main.cpp

@@ -196,6 +196,13 @@ SDL_AppResult SDL_AppEvent(void *appstate, SDL_Event *event) {
 		state.quitRequested = true;
 	}
 
+	if (event->type == SDL_EVENT_AUDIO_DEVICE_ADDED ||
+		event->type == SDL_EVENT_AUDIO_DEVICE_REMOVED) {
+		// Route device hotplug to the audio manager so an active device that
+		// disappears is failed over to the system default automatically.
+		state.audio.handleDeviceEvent(*event);
+	}
+
 	if (event->type == SDL_EVENT_WINDOW_RESIZED) {
 		radiantwave::logger::Logger::instance().info(
 			"Graphics", "Window resized to " +