fix: modified CHANGELOG.md and remove unused parameter

Author: changemyminds

CHANGELOG.md

@@ -39,6 +39,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ### Added
 
 - `opentelemetry-instrumentation-psycopg` Initial release for psycopg 3.x
+- `opentelemetry-instrumentation-threading` Initial release for threading
+  ([#2253](https://github.com/open-telemetry/opentelemetry-python-contrib/pull/2253))
 
 ## Version 1.22.0/0.43b0 (2023-12-14)
 

instrumentation/opentelemetry-instrumentation-threading/src/opentelemetry/instrumentation/threading/__init__.py

@@ -39,7 +39,6 @@
 from opentelemetry import context, trace
 from opentelemetry.instrumentation.instrumentor import BaseInstrumentor
 from opentelemetry.instrumentation.threading.package import _instruments
-from opentelemetry.instrumentation.threading.version import __version__
 from opentelemetry.instrumentation.utils import unwrap