chore: bump savvy from 0.8.3 to 0.8.5 in /src/rust

Bumps [savvy](https://github.com/yutannihilation/savvy) from 0.8.3 to 0.8.5.
- [Release notes](https://github.com/yutannihilation/savvy/releases)
- [Changelog](https://github.com/yutannihilation/savvy/blob/main/CHANGELOG.md)
- [Commits](yutannihilation/savvy@v0.8.3...v0.8.5)

---
updated-dependencies:
- dependency-name: savvy
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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