update changelog with latest changes

Author: Release bot

CHANGELOG.md

@@ -29,6 +29,7 @@
 * **layer:** upgrade to 1.27.0
 * **middleware-factory:** snippets split, improved, and lint ([#1451](https://github.com/awslabs/aws-lambda-powertools-python/issues/1451))
 * **parser:** minor grammar fix ([#1427](https://github.com/awslabs/aws-lambda-powertools-python/issues/1427))
+* **typing:** snippets split, improved, and lint ([#1465](https://github.com/awslabs/aws-lambda-powertools-python/issues/1465))
 * **validation:** snippets split, improved, and lint ([#1449](https://github.com/awslabs/aws-lambda-powertools-python/issues/1449))
 
 ## Features