message: clippy: use suggested to_string and dereferencing
diff: @@ -182,7 +182,7 @@ fn convert_rgb_to_color(rgb_str: &str) -> error::Result<Color> {
  let rgb = rgb_list
  .iter()
  .filter_map(|val| {
  - if let Ok(res) = val.to_string().trim().parse::<u8>() {
  + if let Ok(res) = (*(*val)).to_string().trim().parse::<u8>() {
  Some(res)
  } else {
  None
  