CHANGELOG.md in aws-sdk-shield-1.45.0 vs CHANGELOG.md in aws-sdk-shield-1.46.0

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+ new

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 Unreleased Changes
 ------------------
 
+1.46.0 (2021-12-21)
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+* Feature - Code Generated Changes, see `./build_tools` or `aws-sdk-core`'s CHANGELOG.md for details.
+
 1.45.0 (2021-12-01)
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 * Feature - This release adds API support for Automatic Application Layer DDoS Mitigation for AWS Shield Advanced. Customers can now enable automatic DDoS mitigation in count or block mode for layer 7 protected resources.
 
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