Bump pyarrow from 16.1.0 to 18.0.0

Bumps [pyarrow](https://github.com/apache/arrow) from 16.1.0 to 18.0.0.
- [Release notes](https://github.com/apache/arrow/releases)
- [Commits](apache/arrow@r-16.1.0...apache-arrow-18.0.0)

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

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