Apply suggestions from code review

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

Author: xrmx

CHANGELOG.md

@@ -8,7 +8,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ## Unreleased
 
 - Add type annotations to context's attach & detach
-  ([#4164](https://github.com/open-telemetry/opentelemetry-python/pull/4346))
+  ([#4346](https://github.com/open-telemetry/opentelemetry-python/pull/4346))
 - Tolerates exceptions when loading resource detectors via `OTEL_EXPERIMENTAL_RESOURCE_DETECTORS`
   ([#4373](https://github.com/open-telemetry/opentelemetry-python/pull/4373))
 - opentelemetry-sdk: fix OTLP exporting of Histograms with explicit buckets advisory