⬆ Bump prek from 0.3.6 to 0.3.8 (#1829)

Bumps [prek](https://github.com/j178/prek) from 0.3.6 to 0.3.8.
- [Release notes](https://github.com/j178/prek/releases)
- [Changelog](https://github.com/j178/prek/blob/master/CHANGELOG.md)
- [Commits](j178/prek@v0.3.6...v0.3.8)

---
updated-dependencies:
- dependency-name: prek
  dependency-version: 0.3.8
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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Author: dependabot[bot]