Update changelog

CHANGELOG.md

 
+<a name="v3.51.3"></a>
+## [v3.51.3] - 2023-06-19
+### Code Refactoring
+- introduce variable for better debugging
+
+
 <a name="v3.51.2"></a>
 ## [v3.51.2] - 2023-06-19
 ### Bug Fixes
@@ -662,6 +668,7 @@
 <a name="1.8.0"></a>
 ## 1.8.0 - 2021-08-15
 
+[v3.51.3]: https://gitlab.schukai.com/oss/libraries/javascript/monster/compare/v3.51.2...v3.51.3
 [v3.51.2]: https://gitlab.schukai.com/oss/libraries/javascript/monster/compare/v3.51.1...v3.51.2
 [v3.51.1]: https://gitlab.schukai.com/oss/libraries/javascript/monster/compare/v3.51.0...v3.51.1
 [v3.51.0]: https://gitlab.schukai.com/oss/libraries/javascript/monster/compare/v3.50.0...v3.51.0