message: chore: Fix clippy problems
diff: @@ -297,9 +297,9 @@ fn create_rss(path: &str, dest: &Path, config: &Config, posts: &[Document]) -> R
  let mut rss_file = File::create(&rss_path)?;
  rss_file
  - .write_all(r#"<?xml version="1.0" encoding="UTF-8"?>"#.as_bytes())?;
  + .write_all(br#"<?xml version="1.0" encoding="UTF-8"?>"#)?;
  rss_file.write_all(&rss_string.into_bytes())?;
  - rss_file.write_all("\n".as_bytes())?;
  + rss_file.write_all(b"\n")?;
  info!("Created RSS file at {}", rss_path.display());
  Ok(())
  