docs: Update changelog for version 1.4.2

Author: pawamoy

CHANGELOG.md

@@ -6,6 +6,14 @@ The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/)
 and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.html).
 
 <!-- insertion marker -->
+## [1.4.2](https://github.com/mkdocstrings/handler-template/releases/tag/1.4.2) - 2025-03-16
+
+<small>[Compare with 1.4.1](https://github.com/mkdocstrings/handler-template/compare/1.4.1...1.4.2)</small>
+
+### Code Refactoring
+
+- Mark legacy code with YORE comment ([a4c387c](https://github.com/mkdocstrings/handler-template/commit/a4c387cc58592651bc8445adcde23d03dec8905a) by Timothée Mazzucotelli).
+
 ## [1.4.1](https://github.com/mkdocstrings/handler-template/releases/tag/1.4.1) - 2025-03-13
 
 <small>[Compare with 1.4.0](https://github.com/mkdocstrings/handler-template/compare/1.4.0...1.4.1)</small>