build(rust): bump datafusion from 31.0.0 to 38.0.0

Bumps [datafusion](https://github.com/apache/datafusion) from 31.0.0 to 38.0.0.
- [Changelog](https://github.com/apache/datafusion/blob/main/.github_changelog_generator)
- [Commits](apache/datafusion@31.0.0...38.0.0)

---
updated-dependencies:
- dependency-name: datafusion
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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