chore: release 1.12.2 (#1044)

🤖 I have created a release \*beep\* \*boop\* 
---
### [1.12.2](https://www.github.com/googleapis/google-api-python-client/compare/v1.12.1...v1.12.2) (2020-09-23)


### Bug Fixes

* add method to close httplib2 connections ([#1038](https://www.github.com/googleapis/google-api-python-client/issues/1038)) ([98888da](https://www.github.com/googleapis/google-api-python-client/commit/98888dadf04e7e00524b6de273d28d02d7abc2c0)), closes [#618](https://www.github.com/googleapis/google-api-python-client/issues/618) [/github.com/httplib2/httplib2/blob/9bf300cdc372938f4237150d5b9b615879eb51a1/python3/httplib2/__init__.py#L1498-L1506](https://www.github.com/googleapis//github.com/httplib2/httplib2/blob/9bf300cdc372938f4237150d5b9b615879eb51a1/python3/httplib2/__init__.py/issues/L1498-L1506) [googleapis/gapic-generator-python#575](https://www.github.com/googleapis/gapic-generator-python/issues/575)
---


This PR was generated with [Release Please](https://github.com/googleapis/release-please).

CHANGELOG.md

@@ -1,5 +1,12 @@
 # Changelog
 
+### [1.12.2](https://www.github.com/googleapis/google-api-python-client/compare/v1.12.1...v1.12.2) (2020-09-23)
+
+
+### Bug Fixes
+
+* add method to close httplib2 connections ([#1038](https://www.github.com/googleapis/google-api-python-client/issues/1038)) ([98888da](https://www.github.com/googleapis/google-api-python-client/commit/98888dadf04e7e00524b6de273d28d02d7abc2c0)), closes [#618](https://www.github.com/googleapis/google-api-python-client/issues/618) 
+
 ### [1.12.1](https://www.github.com/googleapis/google-api-python-client/compare/v1.12.0...v1.12.1) (2020-09-14)
 
 

setup.py

@@ -52,7 +52,7 @@
 with io.open(readme_filename, encoding="utf-8") as readme_file:
     readme = readme_file.read()
 
-version = "1.12.1"
+version = "1.12.2"
 
 setup(
     name="google-api-python-client",