chore: release 0.2.2 (#26)

🤖 I have created a release \*beep\* \*boop\*
---
### [0.2.2](https://www.github.com/googleapis/python-tpu/compare/v0.2.1...v0.2.2) (2021-07-29)


### Bug Fixes

* enable self signed jwt for grpc ([#24](https://www.github.com/googleapis/python-tpu/issues/24)) ([4285625](https://www.github.com/googleapis/python-tpu/commit/4285625fc0f935820dbb428606730f10033f1974))


### Documentation

* add Samples section to CONTRIBUTING.rst ([#20](https://www.github.com/googleapis/python-tpu/issues/20)) ([2724d46](https://www.github.com/googleapis/python-tpu/commit/2724d4653cc4c261f578a9862a4ba0adfa065236))


### Miscellaneous Chores

* release as 0.2.2 ([#25](https://www.github.com/googleapis/python-tpu/issues/25)) ([53e254f](https://www.github.com/googleapis/python-tpu/commit/53e254fbd3148eacf72236fe264049570e5f1c95))
---


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

@@ -1,5 +1,22 @@
 # Changelog
 
+### [0.2.2](https://www.github.com/googleapis/python-tpu/compare/v0.2.1...v0.2.2) (2021-07-29)
+
+
+### Bug Fixes
+
+* enable self signed jwt for grpc ([#24](https://www.github.com/googleapis/python-tpu/issues/24)) ([4285625](https://www.github.com/googleapis/python-tpu/commit/4285625fc0f935820dbb428606730f10033f1974))
+
+
+### Documentation
+
+* add Samples section to CONTRIBUTING.rst ([#20](https://www.github.com/googleapis/python-tpu/issues/20)) ([2724d46](https://www.github.com/googleapis/python-tpu/commit/2724d4653cc4c261f578a9862a4ba0adfa065236))
+
+
+### Miscellaneous Chores
+
+* release as 0.2.2 ([#25](https://www.github.com/googleapis/python-tpu/issues/25)) ([53e254f](https://www.github.com/googleapis/python-tpu/commit/53e254fbd3148eacf72236fe264049570e5f1c95))
+
 ### [0.2.1](https://www.github.com/googleapis/python-tpu/compare/v0.2.0...v0.2.1) (2021-07-21)
 
 

setup.py

@@ -22,7 +22,7 @@
 
 name = "google-cloud-tpu"
 description = "Cloud TPU API client library"
-version = "0.2.1"
+version = "0.2.2"
 release_status = "Development Status :: 4 - Beta"
 url = "https://github.com/googleapis/python-tpu"
 dependencies = [