Reorganize Project Settings

-Advanced Settings toggle also hides advanced properties when disabled
-Simplified Advanced Bar (errors were just plain redundant)
-Reorganized rendering quality settings.
-Reorganized miscelaneous settings for clean up.

drivers/pulseaudio/audio_driver_pulseaudio.cpp

@@ -179,7 +179,7 @@ Error AudioDriverPulseAudio::init_device() {
 			break;
 	}
 
-	int latency = GLOBAL_GET("audio/output_latency");
+	int latency = GLOBAL_GET("audio/driver/output_latency");
 	buffer_frames = closest_power_of_2(latency * mix_rate / 1000);
 	pa_buffer_size = buffer_frames * pa_map.channels;
 
@@ -241,7 +241,7 @@ Error AudioDriverPulseAudio::init() {
 	thread_exited = false;
 	exit_thread = false;
 
-	mix_rate = GLOBAL_GET("audio/mix_rate");
+	mix_rate = GLOBAL_GET("audio/driver/mix_rate");
 
 	pa_ml = pa_mainloop_new();
 	ERR_FAIL_COND_V(pa_ml == nullptr, ERR_CANT_OPEN);