Move signet onion seed from v2 to v3
Move signet onion seed from v2 to v3

Github-Pull: #20660
Rebased-From: 3e6657a14d501c6315ab46ffe7d204684491c710

qtumproject/qtum,rnicoll/dogecoin,litecoin-project/litecoin,qtumproject/qtum,rnicoll/dogecoin,litecoin-project/litecoin,rnicoll/dogecoin,rnicoll/dogecoin,rnicoll/dogecoin,qtumproject/qtum,qtumproject/qtum,litecoin-project/litecoin,qtumproject/qtum,litecoin-project/litecoin,qtumproject/qtum,litecoin-project/litecoin,qtumproject/qtum,litecoin-project/litecoin