Update CHANGELOG.md

Author: vearutop

CHANGELOG.md

@@ -4,6 +4,11 @@ All notable changes to this project will be documented in this file.
 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).
 
+## [3.8.2] - 2021-09-17
+
+### Fixed
+- PHP 8.1 Deprecation notices with missing returns.
+
 ## [3.8.1] - 2020-09-25
 
 ### Fixed
@@ -55,6 +60,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ### Added
 - Compatibility option to `TOLERATE_ASSOCIATIVE_ARRAYS` that mimic JSON objects.
 
+[3.8.2]: https://github.com/swaggest/json-diff/compare/v3.8.1...v3.8.2
 [3.8.1]: https://github.com/swaggest/json-diff/compare/v3.8.0...v3.8.1
 [3.8.0]: https://github.com/swaggest/json-diff/compare/v3.7.5...v3.8.0
 [3.7.5]: https://github.com/swaggest/json-diff/compare/v3.7.4...v3.7.5