chore: release 1.2.1 (#112)

🤖 I have created a release \*beep\* \*boop\*
---
### [1.2.1](https://www.github.com/googleapis/python-retail/compare/v1.2.0...v1.2.1) (2021-11-01)


### Bug Fixes

* **deps:** drop packaging dependency ([1f05fe4](https://www.github.com/googleapis/python-retail/commit/1f05fe4e88059839627c46f000305f7a2d4c456c))
* **deps:** require google-api-core >= 1.28.0 ([1f05fe4](https://www.github.com/googleapis/python-retail/commit/1f05fe4e88059839627c46f000305f7a2d4c456c))


### Documentation

* fix docstring formatting ([#111](https://www.github.com/googleapis/python-retail/issues/111)) ([fdf5dcd](https://www.github.com/googleapis/python-retail/commit/fdf5dcd5042b9b664186914eea5d4b94fb04eda8))
* list oneofs in docstring ([1f05fe4](https://www.github.com/googleapis/python-retail/commit/1f05fe4e88059839627c46f000305f7a2d4c456c))
---


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

@@ -1,5 +1,19 @@
 # Changelog
 
+### [1.2.1](https://www.github.com/googleapis/python-retail/compare/v1.2.0...v1.2.1) (2021-11-01)
+
+
+### Bug Fixes
+
+* **deps:** drop packaging dependency ([1f05fe4](https://www.github.com/googleapis/python-retail/commit/1f05fe4e88059839627c46f000305f7a2d4c456c))
+* **deps:** require google-api-core >= 1.28.0 ([1f05fe4](https://www.github.com/googleapis/python-retail/commit/1f05fe4e88059839627c46f000305f7a2d4c456c))
+
+
+### Documentation
+
+* fix docstring formatting ([#111](https://www.github.com/googleapis/python-retail/issues/111)) ([fdf5dcd](https://www.github.com/googleapis/python-retail/commit/fdf5dcd5042b9b664186914eea5d4b94fb04eda8))
+* list oneofs in docstring ([1f05fe4](https://www.github.com/googleapis/python-retail/commit/1f05fe4e88059839627c46f000305f7a2d4c456c))
+
 ## [1.2.0](https://www.github.com/googleapis/python-retail/compare/v1.1.0...v1.2.0) (2021-10-18)
 
 

setup.py

@@ -19,7 +19,7 @@
 import os
 import setuptools  # type: ignore
 
-version = "1.2.0"
+version = "1.2.1"
 
 package_root = os.path.abspath(os.path.dirname(__file__))