message: Update io device file name
diff: @@ -28,7 +28,7 @@ pub const MAX_Y: u32 = 4320;
  pub enum FrameBufferFileType {
  Buffer,
  Resolution,
  - IndexDisplay,
  + Draw,
  Input,
  }
  @@ -263,7 +263,7 @@ impl Read for FrameBuffer {
  Ok(bytes_to_copy)
  }
  - FrameBufferFileType::IndexDisplay => {
  + FrameBufferFileType::Draw => {
  if buf.len() == 0 {
  Ok(0)
  } else {
  @@ -378,17 +378,10 @@ impl Write for FrameBuffer {
  Ok(0)
  }
  - FrameBufferFileType::IndexDisplay => {
  + FrameBufferFileType::Draw => {
  if buf.len() == 0 {
  Ok(0)
  } else {
  - match buf[0] {
  - b'0' => fb_state.front_buffer = true,
  - b'1' => fb_state.front_buffer = false,
  - _ => (),
  - }
  - // TODO: probably remove this
  - //fb_state.fill_input_buffer();
  fb_state.draw();
  Ok(1)
  }
  @@ -442,8 +435,8 @@ pub fn initialize(fs: &mut WasiFs) -> Result<(), String> {
  fb_type: FrameBufferFileType::Resolution,
  cursor: 0,
  });
  - let index_file = Box::new(FrameBuffer {
  - fb_type: FrameBufferFileType::IndexDisplay,
  + let draw_file = Box::new(FrameBuffer {
  + fb_type: FrameBufferFileType::Draw,
  cursor: 0,
  });
  let input_file = Box::new(FrameBuffer {
  @@ -507,9 +500,9 @@ pub fn initialize(fs: &mut WasiFs) -> Result<(), String> {
  let _fd = fs
  .open_file_at(
  base_dir_fd,
  - index_file,
  + draw_file,
  Fd::READ | Fd::WRITE,
  - "buffer_index_display".to_string(),
  + "draw".to_string(),
  ALL_RIGHTS,
  ALL_RIGHTS,
  0,
  