Update changelog

Author: BenSampo

CHANGELOG.md

@@ -7,13 +7,15 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased](https://github.com/BenSampo/laravel-enum/compare/v5.1.0...master)
 
+## [5.2.0](https://github.com/BenSampo/laravel-enum/compare/v5.1.0...v5.2.0) - 2022-03-11
+
 ### Fixed
 
-- Publish language definitions to `lang` directory
+- Publish language definitions to `lang` directory [254](https://github.com/BenSampo/laravel-enum/pull/254)
 
 ### Added
 
-- Restore enum instance from `var_export()`
+- Restore enum instance from `var_export()` [252](https://github.com/BenSampo/laravel-enum/pull/252)
 
 ## [5.1.0](https://github.com/BenSampo/laravel-enum/compare/v5.0.0...v5.1.0) - 2022-02-09