### Godot version

4.1.1 stable

### System information

Windows 10

### Issue description

this is the default size loaded on startup 1024 which seems fine but it actually have loaded the default [2048] and ignored the size in project settings
![image](https://github.com/godotengine/godot/assets/53877170/c8c71de7-468a-487f-8e6c-dba1ce0f8fa5)

changing it now to any size will break it 
[2048]
![image](https://github.com/godotengine/godot/assets/53877170/3082ff09-b7d7-41f7-8fbb-813074a54135)

[512]
![image](https://github.com/godotengine/godot/assets/53877170/5ea4620f-52b5-4d0e-a5f5-747e777cd59d)


### Steps to reproduce

change 2d shadow atlas size in project settings while using compatibility renderer. 

### Minimal reproduction project

_
}
				_add_to_batch(r_index, r_batch_broken);
			} break;
			case Item::Command::TYPE_TRANSFORM: {
				const Item::CommandTransform *transform = static_cast<const Item::CommandTransform *>(c);
				draw_transform = transform->xform;
			} break;
			case Item::Command::TYPE_CLIP_IGNORE: {
				const Item::CommandClipIgnore *ci = static_cast<const Item::CommandClipIgnore *>(c);
				if (current_clip) {
					if (ci->ignore != reclip) {
						_new_batch(r_batch_broken);
						if (ci->ignore) {
							state.canvas_instance_batches[state.current_batch_index].clip = nullptr;
							reclip = true;
						} else {
							state.canvas_instance_batches[state.current_batch_index].clip = current_clip;
							reclip = false;
						}
					}
				}
			} break;
			case Item::Command::TYPE_ANIMATION_SLICE: {
				const Item::CommandAnimationSlice *as = static_cast<const Item::CommandAnimationSlice *>(c);
				double current_time = RSG::rasterizer->get_total_time();
				double local_time = Math::fposmod(current_time - as->offset, as->animation_length);
				skipping = !(local_time >= as->slice_begin && local_time < as->slice_end);
				RenderingServerDefault::redraw_request(); 
			} break;
		}