Bumps [github.com/google/go-cmp](https://github.com/google/go-cmp) from 0.5.8 to 0.5.9.
- [Release notes](https://github.com/google/go-cmp/releases)
- [Commits](https://github.com/google/go-cmp/compare/v0.5.8...v0.5.9

)

---
updated-dependencies:
- dependency-name: github.com/google/go-cmp
  dependency-type: direct:production
  update-type: version-update:semver-patch
...
Signed-off-by: dependabot[bot] <support@github.com>