Bump humantime from 2.1.0 to 2.2.0

Bumps [humantime](https://github.com/chronotope/humantime) from 2.1.0 to 2.2.0.
- [Commits](https://github.com/chronotope/humantime/commits)

---
updated-dependencies:
- dependency-name: humantime
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]