CHANGELOG.md in aws-sdk-ec2-1.270.0 vs CHANGELOG.md in aws-sdk-ec2-1.271.0

@@ -1,7 +1,12 @@
 Unreleased Changes
 ------------------
 
+1.271.0 (2021-10-18)
+------------------
+
+* Feature - Code Generated Changes, see `./build_tools` or `aws-sdk-core`'s CHANGELOG.md for details.
+
 1.270.0 (2021-10-13)
 ------------------
 
 * Feature - This release adds support for additional VPC Flow Logs delivery options to S3, such as Apache Parquet formatted files, Hourly partitions and Hive-compatible S3 prefixes
 
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