udpate CHANGELOG.md

Author: herin049

CHANGELOG.md

@@ -38,6 +38,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
   ([#4001](https://github.com/open-telemetry/opentelemetry-python-contrib/issues/4001))
 - `opentelemetry-instrumentation-psycopg`: Fix `instrument_connection` method to use `_new_cursor_async_factory` on async connections.
   ([#3956](https://github.com/open-telemetry/opentelemetry-python-contrib/pull/3956))
+- `opentelemetry-instrumentation-aws-lambda`: Fix improper invocation `Span` name and kind.
+  ([#3966](https://github.com/open-telemetry/opentelemetry-python-contrib/pull/3966))
 
 ## Version 1.39.0/0.60b0 (2025-12-03)