[enh] Tranfert backup_core_only to BACKUP_CORE_ONLY
[enh] Tranfert backup_core_only to BACKUP_CORE_ONLY
YunoHost/moulinette-yunohost,YunoHost/yunohost,YunoHost/yunohost,YunoHost/yunohost,YunoHost/yunohost,YunoHost/moulinette-yunohost,YunoHost/moulinette-yunohost,YunoHost/moulinette-yunohost,YunoHost/moulinette-yunohost