Update changelog for version 3.4.2 to fix regression in production settings loading

Author: grongierisc

CHANGELOG.md

@@ -5,9 +5,9 @@ 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).
 
-## [Unreleased]
+## [3.4.2] - 2025-05-2
 ### Fixed
-- Fix regression in version 3.4.x where production settings were not properly loaded
+- Fix regression in version 3.4.0 and 3.4.1 where production settings were not properly loaded
 
 ## [3.4.1] - 2025-04-30