chore(deps): bump pyarrow in /bigquery_storage/to_dataframe

Bumps [pyarrow](https://github.com/apache/arrow) from 21.0.0 to 23.0.1.
- [Release notes](https://github.com/apache/arrow/releases)
- [Commits](apache/arrow@apache-arrow-21.0.0...apache-arrow-23.0.1)

---
updated-dependencies:
- dependency-name: pyarrow
  dependency-version: 23.0.1
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

bigquery_storage/to_dataframe/requirements.txt

@@ -4,7 +4,7 @@ google-cloud-bigquery===3.30.0; python_version <= '3.8'
 google-cloud-bigquery==3.35.1; python_version >= '3.9'
 pyarrow===12.0.1; python_version == '3.7'
 pyarrow===17.0.0; python_version == '3.8'
-pyarrow==21.0.0; python_version >= '3.9'
+pyarrow==23.0.1; python_version >= '3.9'
 ipython===7.31.1; python_version == '3.7'
 ipython===8.10.0; python_version == '3.8'
 ipython===8.18.1; python_version == '3.9'