Bump mpremote from 1.21.0 to 1.22.0

Bumps [mpremote](https://github.com/micropython/micropython) from 1.21.0 to 1.22.0.
- [Release notes](https://github.com/micropython/micropython/releases)
- [Commits](micropython/micropython@v1.21.0...v1.22.0)

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

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Author: dependabot[bot]