Bump version to 3.4.2-stable

CHANGELOG.md

@@ -4,7 +4,7 @@ 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/).
 
-## [3.4.2] - TBD
+## [3.4.2] - 2021-12-21
 
 See the [release announcement](https://godotengine.org/article/maintenance-release-godot-3-4-2) for details.
 

version.py

@@ -3,7 +3,7 @@ name = "Godot Engine"
 major = 3
 minor = 4
 patch = 2
-status = "rc"
+status = "stable"
 module_config = ""
 year = 2021
 website = "https://godotengine.org"