Update per PR feedback

Co-authored-by: Aaron Abbott <[email protected]>

Author: michaelsafyan

instrumentation-genai/opentelemetry-instrumentation-google-genai/CHANGELOG.md

@@ -5,12 +5,10 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
-## 0.0.2
-
-Add support for aync and streaming.
-([#3298](https://github.com/open-telemetry/opentelemetry-python-contrib/pull/3298))
-
 ## Unreleased
 
+- Add support for async and streaming.
+  ([#3298](https://github.com/open-telemetry/opentelemetry-python-contrib/pull/3298))
+
 Create an initial version of Open Telemetry instrumentation for github.com/googleapis/python-genai.
 ([#3256](https://github.com/open-telemetry/opentelemetry-python-contrib/pull/3256))