Update CHANGELOG.md

Co-authored-by: Leighton Chen <[email protected]>

Author: ashu658

CHANGELOG.md

@@ -7,7 +7,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased](https://github.com/open-telemetry/opentelemetry-python/compare/v1.9.1-0.28b1...HEAD)
 
-- `opentelemetry-instrumentation-wsgi` Capture custom request/response headers
+- `opentelemetry-instrumentation-wsgi` Capture custom request/response headers in span attributes
   ([#925])(https://github.com/open-telemetry/opentelemetry-python-contrib/pull/925)
 
 ### Added