message: Removes unnecesary casts on vfs.rs
  `Path::new` expected `AsRef<OsStr>` so `into()` calls were redundant.
diff: @@ -953,8 +953,8 @@ mod tests {
  let _bytes = finished_zip_bytes.seek(io::SeekFrom::Start(0)).unwrap();
  let zfs = ZipFS::from_read(finished_zip_bytes).unwrap();
  - assert!(zfs.exists(Path::new("/fake_file_name.txt".into())));
  - assert!(!zfs.exists(Path::new("fake_file_name.txt".into())));
  + assert!(zfs.exists(Path::new("/fake_file_name.txt")));
  + assert!(!zfs.exists(Path::new("fake_file_name.txt")));
  let mut contents = String::new();
  let _bytes = zfs
  