chore: release 2.13.1 (#572)

🤖 I have created a release \*beep\* \*boop\*
---
### [2.13.1](https://www.github.com/googleapis/python-bigquery/compare/v2.13.0...v2.13.1) (2021-03-23)


### Bug Fixes

* add ConnectionError to default retry ([#571](https://www.github.com/googleapis/python-bigquery/issues/571)) ([a3edb8b](https://www.github.com/googleapis/python-bigquery/commit/a3edb8b921e029e2c03d33302d408ad5d4e9d4ad))
---


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Author: release-please[bot]

CHANGELOG.md

@@ -4,6 +4,13 @@
 
 [1]: https://pypi.org/project/google-cloud-bigquery/#history
 
+### [2.13.1](https://www.github.com/googleapis/python-bigquery/compare/v2.13.0...v2.13.1) (2021-03-23)
+
+
+### Bug Fixes
+
+* add ConnectionError to default retry ([#571](https://www.github.com/googleapis/python-bigquery/issues/571)) ([a3edb8b](https://www.github.com/googleapis/python-bigquery/commit/a3edb8b921e029e2c03d33302d408ad5d4e9d4ad))
+
 ## [2.13.0](https://www.github.com/googleapis/python-bigquery/compare/v2.12.0...v2.13.0) (2021-03-22)
 
 

google/cloud/bigquery/version.py

@@ -12,4 +12,4 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-__version__ = "2.13.0"
+__version__ = "2.13.1"