docs(changelog): add changes

Author: pafi-code

CHANGELOG.md

@@ -68,6 +68,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
     - `log_record.resource` - The Resource
     - `log_record.instrumentation_scope` - The InstrumentationScope (now included, was in LogData before)
     - `log_record.limits` - The LogRecordLimits
+- fix: handle connection error
+  ([#4712](https://github.com/open-telemetry/opentelemetry-python/pull/4709))
 
 ## Version 1.38.0/0.59b0 (2025-10-16)