Update CHANGELOG.md

Author: tiny-ben-tran

CHANGELOG.md

@@ -7,7 +7,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ## Unreleased
 
 ### Fixed
-- Fixed `EventObj` interface not being importable
+- `EventObj` interface not being importable.
 
 ## 9.1.0 - 2025-07-31