don't update address for SSU2

libi2pd/RouterContext.cpp

@@ -533,7 +533,7 @@ namespace i2p
 		// delete previous introducers
 		auto& addresses = m_RouterInfo.GetAddresses ();
 		for (auto& addr : addresses)
-			if (addr->ssu && ((v4 && addr->IsV4 ()) || (v6 && addr->IsV6 ())))
+			if (addr->ssu && !addr->IsSSU2 () && ((v4 && addr->IsV4 ()) || (v6 && addr->IsV6 ())))
 			{
 				addr->published = false;
 				addr->caps &= ~i2p::data::RouterInfo::eSSUIntroducer; // can't be introducer
@@ -565,7 +565,7 @@ namespace i2p
 		// delete previous introducers
 		auto& addresses = m_RouterInfo.GetAddresses ();
 		for (auto& addr : addresses)
-			if (addr->ssu && ((v4 && addr->IsV4 ()) || (v6 && addr->IsV6 ())))
+			if (addr->ssu && !addr->IsSSU2 () && ((v4 && addr->IsV4 ()) || (v6 && addr->IsV6 ())))
 			{
 				addr->published = true;
 				addr->caps |= i2p::data::RouterInfo::eSSUIntroducer;