message: Add bug fix that was lumped in with other changes to changelog
diff: @@ -162,6 +162,7 @@ impl ProvideCredentials for CustomCreds {
  - Update AWS SDK models (#677)
  - :bug: Fix sigv4 signing when request ALPN negotiates to HTTP/2. (#674)
  - :bug: Fix integer size on S3 `Size` (#679, aws-sdk-rust#209)
  +- :bug: Fix acronym case disagreement between FluentClientGenerator and HttpProtocolGenerator type aliasing (#668)
  **Internal Changes**
  - Add NowOrLater future to smithy-async (#672)
  