v7.2.1 changelog (#233)

Author: kkozik-amplify

CHANGELOG.md

@@ -7,6 +7,10 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 
 ## \[Unreleased\]
 
+- Nothing yet.
+
+## \[7.2.1\] - 2025-05-16
+
 ### Fixed
 
 - More robust escaping for special characters. Thanks, @eranor ([#224](https://github.com/amplify-education/python-hcl2/pull/224))