chore: release 2.1.3 (#373)

🤖 I have created a release \*beep\* \*boop\*
---
### [2.1.3](https://www.github.com/googleapis/python-firestore/compare/v2.1.2...v2.1.3) (2021-06-15)


### Bug Fixes

* add 'packaging' dependency ([#372](https://www.github.com/googleapis/python-firestore/issues/372)) ([9623a51](https://www.github.com/googleapis/python-firestore/commit/9623a51e099f4f01013a6074f2a1ecc4a47db9d6)), closes [#371](https://www.github.com/googleapis/python-firestore/issues/371)
---


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

@@ -5,6 +5,13 @@
 [1]: https://pypi.org/project/google-cloud-firestore/#history
 
 
+### [2.1.3](https://www.github.com/googleapis/python-firestore/compare/v2.1.2...v2.1.3) (2021-06-15)
+
+
+### Bug Fixes
+
+* add 'packaging' dependency ([#372](https://www.github.com/googleapis/python-firestore/issues/372)) ([9623a51](https://www.github.com/googleapis/python-firestore/commit/9623a51e099f4f01013a6074f2a1ecc4a47db9d6)), closes [#371](https://www.github.com/googleapis/python-firestore/issues/371)
+
 ### [2.1.2](https://www.github.com/googleapis/python-firestore/compare/v2.1.1...v2.1.2) (2021-06-14)
 
 

setup.py

@@ -22,7 +22,7 @@
 
 name = "google-cloud-firestore"
 description = "Google Cloud Firestore API client library"
-version = "2.1.2"
+version = "2.1.3"
 release_status = "Development Status :: 5 - Production/Stable"
 dependencies = [
     "google-api-core[grpc] >= 1.22.2, < 2.0.0dev",