build(deps): bump google-cloud-bigquery from 3.17.2 to 3.18.0 (#638)

Bumps [google-cloud-bigquery](https://github.com/googleapis/python-bigquery) from 3.17.2 to 3.18.0.
- [Release notes](https://github.com/googleapis/python-bigquery/releases)
- [Changelog](https://github.com/googleapis/python-bigquery/blob/main/CHANGELOG.md)
- [Commits](googleapis/python-bigquery@v3.17.2...v3.18.0)

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

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>