fix release date

Author: funkyshu

CHANGELOG.md

@@ -5,7 +5,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 ## [Unreleased]
 
-## [6.12.0] - 2024-02-023
+## [6.12.0] - 2024-02-23
 ### Added
 - Fixed #167 - Update CopyToFile to defer file close so cursor is reset.
 - Fixes #146 - Update S3 backend to comply with new io integration test suite. Update to no longer write to memory.