chore: release 2.3.0 (#152)

🤖 I have created a release \*beep\* \*boop\*
---
## [2.3.0](https://www.github.com/googleapis/python-monitoring/compare/v2.2.1...v2.3.0) (2021-06-18)


### Features

* support self-signed JWT flow for service accounts ([ffa4b1f](https://www.github.com/googleapis/python-monitoring/commit/ffa4b1fb529824a5c408880ca5d1e80149bb5a8c))


### Bug Fixes

* add async client to %name_%version/init.py ([ffa4b1f](https://www.github.com/googleapis/python-monitoring/commit/ffa4b1fb529824a5c408880ca5d1e80149bb5a8c))
---


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 +4,18 @@
 
 [1]: https://pypi.org/project/google-cloud-monitoring/#history
 
+## [2.3.0](https://www.github.com/googleapis/python-monitoring/compare/v2.2.1...v2.3.0) (2021-06-18)
+
+
+### Features
+
+* support self-signed JWT flow for service accounts ([ffa4b1f](https://www.github.com/googleapis/python-monitoring/commit/ffa4b1fb529824a5c408880ca5d1e80149bb5a8c))
+
+
+### Bug Fixes
+
+* add async client to %name_%version/init.py ([ffa4b1f](https://www.github.com/googleapis/python-monitoring/commit/ffa4b1fb529824a5c408880ca5d1e80149bb5a8c))
+
 ### [2.2.1](https://www.github.com/googleapis/python-monitoring/compare/v2.2.0...v2.2.1) (2021-03-29)
 
 

setup.py

@@ -22,7 +22,7 @@
 
 name = "google-cloud-monitoring"
 description = "Stackdriver Monitoring API client library"
-version = "2.2.1"
+version = "2.3.0"
 # Should be one of:
 # 'Development Status :: 3 - Alpha'
 # 'Development Status :: 4 - Beta'