build(deps): Bump hermit-sys from 0.5.4 to 0.6.0 in /tests/test-kernels

Bumps [hermit-sys](https://github.com/hermitcore/hermit-rs) from 0.5.4 to 0.6.0.
- [Release notes](https://github.com/hermitcore/hermit-rs/releases)
- [Commits](https://github.com/hermitcore/hermit-rs/commits/hermit-sys-0.6.0)

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

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