deps: bump watchdog from 2.2.0 to 2.2.1 (#360)

Bumps [watchdog](https://github.com/gorakhargosh/watchdog) from 2.2.0 to 2.2.1.
- [Release notes](https://github.com/gorakhargosh/watchdog/releases)
- [Changelog](https://github.com/gorakhargosh/watchdog/blob/master/changelog.rst)
- [Commits](gorakhargosh/watchdog@v2.2.0...v2.2.1)

---
updated-dependencies:
- dependency-name: watchdog
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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Author: dependabot[bot]