chore: release 2.2.0 (#78)

🤖 I have created a release \*beep\* \*boop\*
---
## [2.2.0](https://www.github.com/googleapis/python-iam/compare/v2.1.0...v2.2.0) (2021-05-28)


### Features

* support self-signed JWT flow for service accounts ([50ca9be](https://www.github.com/googleapis/python-iam/commit/50ca9becf959a2872e8a33b9afc00766dbfaa196))


### Bug Fixes

* add async client to %name_%version/init.py ([50ca9be](https://www.github.com/googleapis/python-iam/commit/50ca9becf959a2872e8a33b9afc00766dbfaa196))
* require google-api-core>=1.22.2 ([#61](https://www.github.com/googleapis/python-iam/issues/61)) ([959b03d](https://www.github.com/googleapis/python-iam/commit/959b03d7c557881e586b29960d3aaaba75b3adbc))
* use correct retry deadlines ([#63](https://www.github.com/googleapis/python-iam/issues/63)) ([1fbdece](https://www.github.com/googleapis/python-iam/commit/1fbdeceee5eba78233b913885be2cbffc3ca7904))
---


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 +4,20 @@
 
 [1]: https://pypi.org/project/google-cloud-iam/#history
 
+## [2.2.0](https://www.github.com/googleapis/python-iam/compare/v2.1.0...v2.2.0) (2021-05-28)
+
+
+### Features
+
+* support self-signed JWT flow for service accounts ([50ca9be](https://www.github.com/googleapis/python-iam/commit/50ca9becf959a2872e8a33b9afc00766dbfaa196))
+
+
+### Bug Fixes
+
+* add async client to %name_%version/init.py ([50ca9be](https://www.github.com/googleapis/python-iam/commit/50ca9becf959a2872e8a33b9afc00766dbfaa196))
+* require google-api-core>=1.22.2 ([#61](https://www.github.com/googleapis/python-iam/issues/61)) ([959b03d](https://www.github.com/googleapis/python-iam/commit/959b03d7c557881e586b29960d3aaaba75b3adbc))
+* use correct retry deadlines ([#63](https://www.github.com/googleapis/python-iam/issues/63)) ([1fbdece](https://www.github.com/googleapis/python-iam/commit/1fbdeceee5eba78233b913885be2cbffc3ca7904))
+
 ## [2.1.0](https://www.github.com/googleapis/python-iam/compare/v2.0.0...v2.1.0) (2021-01-25)
 
 

setup.py

@@ -21,7 +21,7 @@
 
 name = "google-cloud-iam"
 description = "IAM Service Account Credentials API client library"
-version = "2.1.0"
+version = "2.2.0"
 # Should be one of:
 # 'Development Status :: 3 - Alpha'
 # 'Development Status :: 4 - Beta'