chore: release 2.9.0 (#526)

Co-authored-by: release-please[bot] <55107282+release-please[bot]@users.noreply.github.com>

Author: release-please[bot]

CHANGELOG.md

@@ -4,6 +4,20 @@
 
 [1]: https://pypi.org/project/google-cloud-bigquery/#history
 
+## [2.9.0](https://www.github.com/googleapis/python-bigquery/compare/v2.8.0...v2.9.0) (2021-02-18)
+
+
+### Features
+
+* add determinism level for javascript UDFs ([#522](https://www.github.com/googleapis/python-bigquery/issues/522)) ([edd3328](https://www.github.com/googleapis/python-bigquery/commit/edd3328fffa3040b2cd3a3c668c90a0e43e4c94c))
+* expose reservation usage stats on jobs ([#524](https://www.github.com/googleapis/python-bigquery/issues/524)) ([4ffb4e0](https://www.github.com/googleapis/python-bigquery/commit/4ffb4e067abdaa54dad6eff49a7fbdb0fa358637))
+
+
+### Documentation
+
+* clarify `%%bigquery`` magics and fix broken link ([#508](https://www.github.com/googleapis/python-bigquery/issues/508)) ([eedf93b](https://www.github.com/googleapis/python-bigquery/commit/eedf93b6636c5ff1bd810c6038cfeaea8ccb64d8))
+* update python contributing guide ([#514](https://www.github.com/googleapis/python-bigquery/issues/514)) ([01e851d](https://www.github.com/googleapis/python-bigquery/commit/01e851d00fc17a780375580776753d78f6d74174))
+
 ## [2.8.0](https://www.github.com/googleapis/python-bigquery/compare/v2.7.0...v2.8.0) (2021-02-08)
 
 

google/cloud/bigquery/version.py

@@ -12,4 +12,4 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-__version__ = "2.8.0"
+__version__ = "2.9.0"