CHANGELOG.md in aws-sdk-ec2-1.337.0 vs CHANGELOG.md in aws-sdk-ec2-1.338.0

@@ -1,7 +1,12 @@
 Unreleased Changes
 ------------------
 
+1.338.0 (2022-09-23)
+------------------
+
+* Feature - Letting external AWS customers provide ImageId as a Launch Template override in FleetLaunchTemplateOverridesRequest
+
 1.337.0 (2022-09-22)
 ------------------
 
 * Feature - Documentation updates for Amazon EC2.
 
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