message: Fixes "nighlty" typo.
  s/nighlty/nightly/
diff: @@ -22,7 +22,7 @@ fn main() {
  eprintln!(
  "{} {}",
  Red.bold().paint("Error:"),
  - White.paint("Ion requires nighlty to build.")
  + White.paint("Ion requires nightly to build.")
  );
  // print_version_err(&*version_string);
  eprintln!(
  