build(deps): bump third_party/cores/ariane from f7eb9c1 to 5ff6b2d

Bumps [third_party/cores/ariane](https://github.com/pulp-platform/ariane) from `f7eb9c1` to `5ff6b2d`.
- [Release notes](https://github.com/pulp-platform/ariane/releases)
- [Commits](openhwgroup/cva6@f7eb9c1...5ff6b2d)

---
updated-dependencies:
- dependency-name: third_party/cores/ariane
  dependency-type: direct:production
...

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