Updated CHANGELOG

CHANGELOG.md

@@ -6,6 +6,8 @@ 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]
+
+## [1.2.0] - 2024-04-04
 ### Added
 - Added integration of the new AMP API fields `mode` and `dimensions`.
 - Added possibility to render embed banners.
@@ -28,5 +30,6 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 - Initial release.
 
-[Unreleased]: https://github.com/68publishers/amp-client-js/compare/v1.1.0...HEAD
+[Unreleased]: https://github.com/68publishers/amp-client-js/compare/v1.2.0...HEAD
+[1.2.0]: https://github.com/68publishers/amp-client-php/compare/v1.1.0...v1.2.0
 [1.1.0]: https://github.com/68publishers/amp-client-php/compare/v1.0.0...v1.1.0