Updating CHANGELOG & incrementing version

Author: michaeljolley

CHANGELOG.md

@@ -183,7 +183,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ---
 
 [unreleased]: https://github.com/deepgram/node-sdk/compare/1.3.1...HEAD
-[1.3.0]: https://github.com/deepgram/node-sdk/compare/1.3.0...1.3.1
+[1.3.1]: https://github.com/deepgram/node-sdk/compare/1.3.0...1.3.1
 [1.3.0]: https://github.com/deepgram/node-sdk/compare/1.2.4...1.3.0
 [1.2.4]: https://github.com/deepgram/node-sdk/compare/1.2.2...1.2.4
 [1.2.2]: https://github.com/deepgram/node-sdk/compare/1.2.1...1.2.2