Add changelog for v4.3.1

CHANGELOG.md

@@ -5,6 +5,25 @@ All notable changes to this library 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).
 
+## [v4.3.1](https://github.com/codeigniter4/translations/compare/v4.3.0...v4.3.1) - 2023-03-19
+
+### Added
+
+- sr (Serbian)
+
+### Changed
+
+- bs (Bosnian)
+- fa (Farsi)
+- ja (Japanese)
+- ko (Korean)
+- ml (Malayalam)
+- ru (Russian)
+
+### Fixed
+
+- Replace deprecated `CLI::isWindows()`
+
 ## [v4.3.0](https://github.com/codeigniter4/translations/compare/v4.2.11...v4.3.0) - 2023-01-18
 
 ### Added