chore: release 2.9.1 (#323)

🤖 I have created a release \*beep\* \*boop\*
---
### [2.9.1](https://www.github.com/googleapis/python-bigquery-storage/compare/v2.9.0...v2.9.1) (2021-10-06)


### Documentation

* **samples:** Add minimal sample to show Write API in pending mode ([#322](https://www.github.com/googleapis/python-bigquery-storage/issues/322)) ([db51469](https://www.github.com/googleapis/python-bigquery-storage/commit/db5146980bd1a358413c56f6e090c07277bfac26))
---


This PR was generated with [Release Please](https://github.com/googleapis/release-please). See [documentation](https://github.com/googleapis/release-please#release-please).

CHANGELOG.md

@@ -4,6 +4,13 @@
 
 [1]: https://pypi.org/project/google-cloud-bigquery-storage/#history
 
+### [2.9.1](https://www.github.com/googleapis/python-bigquery-storage/compare/v2.9.0...v2.9.1) (2021-10-06)
+
+
+### Documentation
+
+* **samples:** Add minimal sample to show Write API in pending mode ([#322](https://www.github.com/googleapis/python-bigquery-storage/issues/322)) ([db51469](https://www.github.com/googleapis/python-bigquery-storage/commit/db5146980bd1a358413c56f6e090c07277bfac26))
+
 ## [2.9.0](https://www.github.com/googleapis/python-bigquery-storage/compare/v2.8.0...v2.9.0) (2021-09-27)
 
 

setup.py

@@ -21,7 +21,7 @@
 
 name = "google-cloud-bigquery-storage"
 description = "BigQuery Storage API API client library"
-version = "2.9.0"
+version = "2.9.1"
 release_status = "Development Status :: 5 - Production/Stable"
 dependencies = [
     # NOTE: Maintainers, please do not require google-api-core>=2.x.x