message: tracing: fix typo
diff: @@ -76,7 +76,7 @@ fn main() {
  .finish();
  tracing::subscriber::set_global_default(subscriber)
  - .expect("setting defualt subscriber failed");
  + .expect("setting default subscriber failed");
  let number_of_yaks = 3;
  // this creates a new event, outside of any spans.
  