[BUG] Apache 2 License: Copyright update to CNCF?

[mlavi]

https://github.com/kanisterio/kanister/blob/master/LICENSE#L189 is generic, it should be updated to this year and probably to the CNCF. Review the appropriate organization, otherwise fall back to Kasten, Inc.

[github-actions]

Thanks for opening this issue 👍. The team will review it shortly.

If this is a bug report, make sure to include clear instructions how on to reproduce the problem with minimal reproducible examples, where possible. If this is a security report, please review our security policy as outlined in SECURITY.md.

If you haven't already, please take a moment to review our project's Code of Conduct document.