Bump version to 4.0.1-stable

Author: akien-mga

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/).
 
-## [4.0.1] - TBD
+## [4.0.1] - 2023-03-20
 
 See the [release announcement](https://godotengine.org/article/maintenance-release-godot-4-0-1) for details.
 

version.py

@@ -3,7 +3,7 @@
 major = 4
 minor = 0
 patch = 1
-status = "rc"
+status = "stable"
 module_config = ""
 year = 2023
 website = "https://godotengine.org"