Update CHANGELOG.md

Author: JacksonWeber

experimental/CHANGELOG.md

@@ -26,6 +26,7 @@ For notes on migrating to 2.x / 0.200.x see [the upgrade guide](doc/upgrade-to-2
 * feat(opentelemetry-configuration): Parse of Configuration File [#5875](https://github.com/open-telemetry/opentelemetry-js/pull/5875) @maryliag
 * feat(opentelemetry-configuration): parse of array objects on configuration file [#5947](https://github.com/open-telemetry/opentelemetry-js/pull/5947) @maryliag
 * feat(opentelemetry-configuration): parse of environment variables on configuration file [#5947](https://github.com/open-telemetry/opentelemetry-js/pull/5947) @maryliag
+* feat(sdk-logs): add the `loggerConfigurator` including the ability to filter by minimum severity and trace [#5991](https://github.com/open-telemetry/opentelemetry-js/pull/5991)
 
 ### :bug: Bug Fixes