Bump chrono from 0.4.39 to 0.4.40

Bumps [chrono](https://github.com/chronotope/chrono) from 0.4.39 to 0.4.40.
- [Release notes](https://github.com/chronotope/chrono/releases)
- [Changelog](https://github.com/chronotope/chrono/blob/main/CHANGELOG.md)
- [Commits](chronotope/chrono@v0.4.39...v0.4.40)

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

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

Author: dependabot[bot]