CHANGELOG.md in aws-sdk-states-1.72.0 vs CHANGELOG.md in aws-sdk-states-1.73.0

@@ -1,7 +1,12 @@
 Unreleased Changes
 ------------------
 
+1.73.0 (2024-07-25)
+------------------
+
+* Feature - This release adds support to customer managed KMS key encryption in AWS Step Functions.
+
 1.72.0 (2024-07-02)
 ------------------
 
 * Feature - Code Generated Changes, see `./build_tools` or `aws-sdk-core`'s CHANGELOG.md for details.