chore(main): release 1.5.3 (#136)

Co-authored-by: release-please[bot] <55107282+release-please[bot]@users.noreply.github.com>

Author: release-please[bot]

packages/google-cloud-iap/CHANGELOG.md

@@ -1,5 +1,12 @@
 # Changelog
 
+## [1.5.3](https://github.com/googleapis/python-iap/compare/v1.5.2...v1.5.3) (2022-10-03)
+
+
+### Bug Fixes
+
+* **deps:** Require protobuf >= 3.20.2 ([#135](https://github.com/googleapis/python-iap/issues/135)) ([8ba970c](https://github.com/googleapis/python-iap/commit/8ba970cd3e7395e3c52cdf57b0af813f5d68e162))
+
 ## [1.5.2](https://github.com/googleapis/python-iap/compare/v1.5.1...v1.5.2) (2022-08-11)
 
 

packages/google-cloud-iap/setup.py

@@ -21,7 +21,7 @@
 
 name = "google-cloud-iap"
 description = "Identity-Aware Proxy API client library"
-version = "1.5.2"
+version = "1.5.3"
 release_status = "Development Status :: 5 - Production/Stable"
 url = "https://github.com/googleapis/python-iap"
 dependencies = [