Build(deps): Bump rand_hc from 0.3.0 to 0.3.1

Bumps [rand_hc](https://github.com/rust-random/rand) from 0.3.0 to 0.3.1.
- [Release notes](https://github.com/rust-random/rand/releases)
- [Changelog](https://github.com/rust-random/rand/blob/master/CHANGELOG.md)
- [Commits](rust-random/rand@rand_hc-0.3.0...rand_hc-0.3.1)

---
updated-dependencies:
- dependency-name: rand_hc
  dependency-type: indirect
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]