Update CHANGELOG.md

Author: Ndiritu

CHANGELOG.md

@@ -11,6 +11,11 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Changed
 
+## [6.7.0] - 2024-04-24
+
+### Added
+- Weekly generated beta models and request builders using Kiota
+
 ## [6.6.0] - 2024-04-16
 
 ### Added