Bump dies.dev/diegen from 0.6.2 to 0.7.0 in /hack (#312)

Bumps [dies.dev/diegen](https://github.com/scothis/dies) from 0.6.2 to 0.7.0.
- [Release notes](https://github.com/scothis/dies/releases)
- [Commits](scothis/dies@v0.6.2...v0.7.0)

---
updated-dependencies:
- dependency-name: dies.dev/diegen
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>