chore: release 0.3.1 (#52)

🤖 I have created a release \*beep\* \*boop\*
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### [0.3.1](https://www.github.com/googleapis/python-contact-center-insights/compare/v0.3.0...v0.3.1) (2021-09-24)


### Bug Fixes

* add 'dict' annotation type to 'request' ([94e64ac](https://www.github.com/googleapis/python-contact-center-insights/commit/94e64acc866eeed789768c2e216dad3f561c81e3))
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This PR was generated with [Release Please](https://github.com/googleapis/release-please). See [documentation](https://github.com/googleapis/release-please#release-please).

contact-center-insights/snippets/noxfile.py

@@ -1,4 +1,4 @@
-# Copyright 2021 Google LLC
+# Copyright 2019 Google LLC
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.