added Changelog

Author: legau

CHANGELOG.md

@@ -20,6 +20,11 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - `opentelemetry-instrumentation-threading` Initial release for threading
   ([#2253](https://github.com/open-telemetry/opentelemetry-python-contrib/pull/2253))
 
+### Fixed
+
+- `opentelemetry-instrumentation-grpc` AioClientInterceptor should propagate with a Metadata object
+  ([#2363](https://github.com/open-telemetry/opentelemetry-python-contrib/pull/2363))
+
 ## Version 1.24.0/0.45b0 (2024-03-28)
 
 ### Added