Bump tokio-serial from 5.4.4 to 5.4.5 (#221)

Bumps [tokio-serial](https://github.com/berkowski/tokio-serial) from 5.4.4 to 5.4.5.
- [Changelog](https://github.com/berkowski/tokio-serial/blob/master/CHANGELOG.md)
- [Commits](https://github.com/berkowski/tokio-serial/commits)

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

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]