Update changelog

Author: ysaito1001

CHANGELOG.md

@@ -3,11 +3,13 @@ June 10th, 2024
 ===============
 **New this release:**
 - (all, [smithy-rs#1925](https://github.com/smithy-lang/smithy-rs/issues/1925), [smithy-rs#3673](https://github.com/smithy-lang/smithy-rs/issues/3673)) Add support for v1 `http_body::Body` to `aws_smithy_types::byte_stream::bytestream_util::PathBody`.
+- (all, [smithy-rs#3637](https://github.com/smithy-lang/smithy-rs/issues/3637), @khuey) Add conversions from smithy StatusCode to http StatusCode.
 - :bug: (client, [smithy-rs#3675](https://github.com/smithy-lang/smithy-rs/issues/3675), @dastrom) Enable aws-smithy-runtime to compile in rustc 1.72.1
 
 **Contributors**
 Thank you for your contributions! ❤
 - @dastrom ([smithy-rs#3675](https://github.com/smithy-lang/smithy-rs/issues/3675))
+- @khuey ([smithy-rs#3637](https://github.com/smithy-lang/smithy-rs/issues/3637))
 
 
 June 3rd, 2024