Bump google-cloud-bigquery from 3.11.4 to 3.12.0 in /requirements (#21271)

Bumps [google-cloud-bigquery](https://github.com/googleapis/python-bigquery) from 3.11.4 to 3.12.0.
- [Release notes](https://github.com/googleapis/python-bigquery/releases)
- [Changelog](https://github.com/googleapis/python-bigquery/blob/main/CHANGELOG.md)
- [Commits](https://github.com/googleapis/python-bigquery/compare/v3.11.4...v3.12.0)

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

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

requirements/prod.txt

@@ -594,9 +594,9 @@ yara-python==4.3.1 \
     --hash=sha256:f0b7b2ea840638415a075a25860dbcb6466d83000a8367196188a6367b01af71 \
     --hash=sha256:fbf8281a6eb538b5c219a9c54c65a910806e7adf28a7d878f2cff551cbbd43ea \
     --hash=sha256:fd70fe0ba522d4ecd73cbf45e528872844e61e2febe8f66e8a94c2674751b831
-google-cloud-bigquery==3.11.4 \
-    --hash=sha256:5fa7897743a0ed949ade25a0942fc9e7557d8fce307c6f8a76d1b604cf27f1b1 \
-    --hash=sha256:697df117241a2283bcbb93b21e10badc14e51c9a90800d2a7e1a3e1c7d842974
+google-cloud-bigquery==3.12.0 \
+    --hash=sha256:1af93c5c28a18b13190bce479b793aaae56c0ecf7e1da73b4ba5798eca054a07 \
+    --hash=sha256:e68851addfe0394ab7662bd58aa0e5a4527e7156568cc0410129ccb8a460a009
 google-auth==2.23.3 \
     --hash=sha256:6864247895eea5d13b9c57c9e03abb49cb94ce2dc7c58e91cba3248c7477c9e3 \
     --hash=sha256:a8f4608e65c244ead9e0538f181a96c6e11199ec114d41f1d7b1bffa96937bda