[fix] Use http to retrieve public IPv6 due to Let's Encrypt restriction
[fix] Use http to retrieve public IPv6 due to Let's Encrypt restriction

YunoHost/moulinette-yunohost,YunoHost/moulinette-yunohost,YunoHost/moulinette-yunohost,YunoHost/yunohost,YunoHost/yunohost,YunoHost/moulinette-yunohost,YunoHost/yunohost,YunoHost/moulinette-yunohost,YunoHost/yunohost