CHANGELOG.md in aws-sdk-cloudformation-1.120.0 vs CHANGELOG.md in aws-sdk-cloudformation-1.121.0

@@ -1,7 +1,12 @@
 Unreleased Changes
 ------------------
 
+1.121.0 (2024-10-15)
+------------------
+
+* Feature - Documentation update for AWS CloudFormation API Reference.
+
 1.120.0 (2024-09-24)
 ------------------
 
 * Feature - Code Generated Changes, see `./build_tools` or `aws-sdk-core`'s CHANGELOG.md for details.