Build: Bump ray from 2.7.1 to 2.8.0

Bumps [ray](https://github.com/ray-project/ray) from 2.7.1 to 2.8.0.
- [Release notes](https://github.com/ray-project/ray/releases)
- [Commits](ray-project/ray@ray-2.7.1...ray-2.8.0)

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

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