CHANGELOG.md in aws-sdk-guardduty-1.54.0 vs CHANGELOG.md in aws-sdk-guardduty-1.55.0

- old
+ new

@@ -1,7 +1,12 @@
 Unreleased Changes
 ------------------
 
+1.55.0 (2022-02-03)
+------------------
+
+* Feature - Code Generated Changes, see `./build_tools` or `aws-sdk-core`'s CHANGELOG.md for details.
+
 1.54.0 (2022-01-25)
 ------------------
 
 * Feature - Amazon GuardDuty expands threat detection coverage to protect Amazon Elastic Kubernetes Service (EKS) workloads.
 
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