Copyright date should be 2001-present

[Buggem]

This is an issue for the corresponding PR. Just here as a requirement

Linked PRs

• gh-131753: Set copyright date 2001-present #131752

[hugovk]

Thanks but this is not necessary, see:

• https://devguide.python.org/getting-started/pull-request-lifecycle/#copyrights
• Use static copyright years #126133 (comment)