Update CHANGELOG.md

Co-authored-by: Emídio Neto <[email protected]>

Author: rads-1996

CHANGELOG.md

@@ -13,7 +13,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Fixed
 
-- `opentelemetry-instrumentation-flask`: Fixed http_server_request_duration metrics being recorded for excluded urls.
+- `opentelemetry-instrumentation-flask`: Do not record `http.server.duration` metrics for excluded URLs.
   ([#3794](https://github.com/open-telemetry/opentelemetry-python-contrib/pull/3794))
 - `opentelemetry-instrumentation-botocore`: migrate off the deprecated events API to use the logs API
   ([#3624](https://github.com/open-telemetry/opentelemetry-python-contrib/pull/3624))