build: Version 4.2.3

CHANGELOG.md

 # Changelog
 
-## Unreleased
+## 4.2.3 - 2024-04-05
 
 ### Fixed
 

paquet.xml

 <paquet
 	prefix="medias"
 	categorie="multimedia"
-	version="4.2.2"
+	version="4.2.3"
 	etat="stable"
 	compatibilite="[4.2.0;4.2.*]"
 	logo="prive/themes/spip/images/portfolio-32.png"