Bump zstandard from 0.21.0 to 0.22.0

Bumps [zstandard](https://github.com/indygreg/python-zstandard) from 0.21.0 to 0.22.0.
- [Release notes](https://github.com/indygreg/python-zstandard/releases)
- [Changelog](https://github.com/indygreg/python-zstandard/blob/main/docs/news.rst)
- [Commits](indygreg/python-zstandard@0.21.0...0.22.0)

---
updated-dependencies:
- dependency-name: zstandard
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>