fix documentation for new _utf8 methods

src/lib.rs

@@ -1109,7 +1109,7 @@ impl Utf8Path {
  /// use camino::{Utf8Path, Utf8PathBuf};
  ///
  /// let path = Utf8Path::new("/foo/test/../test/bar.rs");
- /// assert_eq!(path.canonicalize().unwrap(), Utf8PathBuf::from("/foo/test/bar.rs"));
+ /// assert_eq!(path.canonicalize_utf8().unwrap(), Utf8PathBuf::from("/foo/test/bar.rs"));
  /// ```
  pub fn canonicalize_utf8(&self) -> io::Result<Utf8PathBuf> {
  self.canonicalize().and_then(|path| {
@@ -1210,9 +1210,9 @@ impl Utf8Path {
  /// use camino::Utf8Path;
  ///
  /// let path = Utf8Path::new("/laputa");
- /// for entry in path.read_dir().expect("read_dir call failed") {
+ /// for entry in path.read_dir_utf8().expect("read_dir call failed") {
  /// if let Ok(entry) = entry {
- /// println!("{:?}", entry.path());
+ /// println!("{}", entry.path());
  /// }
  /// }
  /// ```