chore: release 2.19.1 (#1514)

:robot: I have created a release \*beep\* \*boop\*
---
### [2.19.1](https://www.github.com/googleapis/google-api-python-client/compare/v2.19.0...v2.19.1) (2021-09-02)


### Bug Fixes

* remove repeated calls to self._get_reason ([#1513](https://www.github.com/googleapis/google-api-python-client/issues/1513)) ([d5cf4e0](https://www.github.com/googleapis/google-api-python-client/commit/d5cf4e0b1537eeafdb96ae831bbdffc5f1c6a94c))
---


This PR was generated with [Release Please](https://github.com/googleapis/release-please). See [documentation](https://github.com/googleapis/release-please#release-please).
diff --git a/setup.py b/setup.py
index c05fc84..688fe4b 100644
--- a/setup.py
+++ b/setup.py
@@ -51,7 +51,7 @@
 with io.open(readme_filename, encoding="utf-8") as readme_file:
     readme = readme_file.read()
 
-version = "2.19.0"
+version = "2.19.1"
 
 setup(
     name="google-api-python-client",