Update CHANGELOG.md

Author: jsonbailey

CHANGELOG.md

@@ -7,11 +7,7 @@ All notable changes to the LaunchDarkly Python SDK will be documented in this fi
 
 ### Bug Fixes
 
-* Add proper docstring formatting with :param and :return: style ([b7eec96](https://github.com/launchdarkly/python-server-sdk/commit/b7eec9696be7bd03e1198592e13dbc8c17cbb0e0))
-* Add validation format check for SDK key ([133b3db](https://github.com/launchdarkly/python-server-sdk/commit/133b3db811882a17ede887b9fb622815e4d0fd2b))
 * Add validation format check for SDK key ([#351](https://github.com/launchdarkly/python-server-sdk/issues/351)) ([4c8d4ae](https://github.com/launchdarkly/python-server-sdk/commit/4c8d4ae639f0206b79b7cd6e1e76c8b72f93cf55))
-* Correct non-string SDK key validation test ([6b0920b](https://github.com/launchdarkly/python-server-sdk/commit/6b0920bf764fcc4428f25788cf10e7788a2553f3))
-* Update SDK key validation to follow dotnet pattern ([5891f34](https://github.com/launchdarkly/python-server-sdk/commit/5891f344898b14d1751b4234f63cc3fcb6812f2b))
 
 ## [9.12.0](https://github.com/launchdarkly/python-server-sdk/compare/9.11.1...9.12.0) (2025-07-11)