message: Add a comment of how to clear the display to `integration` example
diff: @@ -163,6 +163,29 @@ pub fn main() {
  program.background_color(),
  );
  + // If you are using this example and you have no `scene` on your application,
  + // you can clear screen by this code.
  + /*
  + let _ =
  + encoder.begin_render_pass(&wgpu::RenderPassDescriptor {
  + color_attachments: &[
  + wgpu::RenderPassColorAttachmentDescriptor {
  + attachment: &frame.view,
  + resolve_target: None,
  + load_op: wgpu::LoadOp::Clear,
  + store_op: wgpu::StoreOp::Store,
  + clear_color: wgpu::Color {
  + r: 1.0,
  + g: 1.0,
  + b: 1.0,
  + a: 1.0,
  + },
  + },
  + ],
  + depth_stencil_attachment: None,
  + });
  + */
  +
  // And then iced on top
  let mouse_interaction = renderer.backend_mut().draw(
  &mut device,
  