message: Apply typo fixes from code review
diff: @@ -389,7 +389,7 @@ struct Pidfile {
  }
  impl Pidfile {
  - /// Acquire a `Pidfile` and give an actionale outcome.
  + /// Acquire a `Pidfile` and give an actionable outcome.
  ///
  /// **Important**: This function should be called **before** opening whatever resources it is
  /// protecting.
  @@ -424,7 +424,7 @@ impl Pidfile {
  // Now try to acquire an exclusive lock. This will fail if another process or another
  // instance of `Pidfile` is holding a lock onto the same pidfile.
  - pidfile.lock_exclusive().map_err(PidfileError::LockFailed);
  + pidfile.lock_exclusive().map_err(PidfileError::LockFailed)?;
  // At this point, we're the exclusive users of the file and can read its contents.
  let mut raw_contents = String::new();
  