copyWith method
Implementation
ChangedWorklogs copyWith(
    {bool? lastPage,
    String? nextPage,
    String? self,
    int? since,
    int? until,
    List<ChangedWorklog>? values}) {
  return ChangedWorklogs(
    lastPage: lastPage ?? this.lastPage,
    nextPage: nextPage ?? this.nextPage,
    self: self ?? this.self,
    since: since ?? this.since,
    until: until ?? this.until,
    values: values ?? this.values,
  );
}