Update CHANGELOG.md

Author: Kludex

CHANGELOG.md

@@ -18,7 +18,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Add support to database stability opt-in in `_semconv` utilities and add tests
   ([#3111](https://github.com/open-telemetry/opentelemetry-python-contrib/pull/3111))
 - `opentelemetry-opentelemetry-requests` Add `py.typed` file to enable PEP 561
-  ([#3134](https://github.com/open-telemetry/opentelemetry-python-contrib/pull/3134))
+  ([#3135](https://github.com/open-telemetry/opentelemetry-python-contrib/pull/3135))
 
 ### Fixed