Add CHANGELOG

Signed-off-by: Matej Gera <[email protected]>

Author: matej-g

CHANGELOG.md

@@ -10,6 +10,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
   ([#3100](https://github.com/open-telemetry/opentelemetry-python/pull/3100))
 - Fix formatting of ConsoleMetricExporter.
   ([#3197](https://github.com/open-telemetry/opentelemetry-python/pull/3197))
+- Fix use of built-in samplers in SDK configuration
+  ([#3176](https://github.com/open-telemetry/opentelemetry-python/pull/3176))
 
 ## Version 1.16.0/0.37b0 (2023-02-17)
 - Change ``__all__`` to be statically defined.