Build: Bump google-cloud-bigquery from 3.38.0 to 3.39.0

Bumps [google-cloud-bigquery](https://github.com/googleapis/python-bigquery) from 3.38.0 to 3.39.0.
- [Release notes](https://github.com/googleapis/python-bigquery/releases)
- [Changelog](https://github.com/googleapis/python-bigquery/blob/main/CHANGELOG.md)
- [Commits](googleapis/python-bigquery@v3.38.0...v3.39.0)

---
updated-dependencies:
- dependency-name: google-cloud-bigquery
  dependency-version: 3.39.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]