Build: Bump mmh3 from 5.1.0 to 5.2.0

Bumps [mmh3](https://github.com/hajimes/mmh3) from 5.1.0 to 5.2.0.
- [Release notes](https://github.com/hajimes/mmh3/releases)
- [Changelog](https://github.com/hajimes/mmh3/blob/master/CHANGELOG.md)
- [Commits](hajimes/mmh3@v5.1.0...v5.2.0)

---
updated-dependencies:
- dependency-name: mmh3
  dependency-version: 5.2.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]