Change version to 2.3.0

Author: maximejobin

fr/index.md

@@ -84,7 +84,7 @@ WP-CLI vendor dir:	    /home/wp-cli/.wp-cli/vendor
 WP-CLI packages dir:    /home/wp-cli/.wp-cli/packages/
 WP-CLI global config:   /home/wp-cli/.wp-cli/config.yml
 WP-CLI project config:
-WP-CLI version: 2.1.0
+WP-CLI version: 2.3.0
 ```
 
 ### Mise à jour