chore: release 1.2.0 (#229)

🤖 I have created a release \*beep\* \*boop\*
---
## [1.2.0](https://www.github.com/googleapis/python-documentai/compare/v1.1.0...v1.2.0) (2021-10-14)


### Features

* add support for python 3.10 ([#228](https://www.github.com/googleapis/python-documentai/issues/228)) ([86d7cd6](https://www.github.com/googleapis/python-documentai/commit/86d7cd6062d282770b0ba2252e72d5e0f90dfd95))
---


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

Author: release-please[bot]

CHANGELOG.md

@@ -1,5 +1,12 @@
 # Changelog
 
+## [1.2.0](https://www.github.com/googleapis/python-documentai/compare/v1.1.0...v1.2.0) (2021-10-14)
+
+
+### Features
+
+* add support for python 3.10 ([#228](https://www.github.com/googleapis/python-documentai/issues/228)) ([86d7cd6](https://www.github.com/googleapis/python-documentai/commit/86d7cd6062d282770b0ba2252e72d5e0f90dfd95))
+
 ## [1.1.0](https://www.github.com/googleapis/python-documentai/compare/v1.0.0...v1.1.0) (2021-10-08)
 
 

setup.py

@@ -19,7 +19,7 @@
 import os
 import setuptools  # type: ignore
 
-version = "1.1.0"
+version = "1.2.0"
 
 package_root = os.path.abspath(os.path.dirname(__file__))