[fix] Force locale to be a 2 char code.
[fix] Force locale to be a 2 char code.

yunohost-bot/yunohost-admin,YunoHost/yunohost-admin,yunohost-bot/yunohost-admin,YunoHost/yunohost-admin,N4rius/yunohost-admin,N4rius/yunohost-admin,N4rius/yunohost-admin,N4rius/yunohost-admin,yunohost-bot/yunohost-admin