Fix changelog for tag v0.6.6 (#296)

* Fix changelog

Author: itsomri

CHANGELOG.md

@@ -6,7 +6,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/).
 
 ## [Unreleased]
 
-## [v0.6.5] - 2025-07-03
+## [v0.6.6] - 2025-07-06
 
 ### Fixes
 - Fixed cases where reclaim validation operated on outdated info, allowing invalid reclaim scenarios