Change Luke Dashjr seed to dashjr-list-of-p2p-nodes.us

To avoid issues with DNS blacklisting, I've setup a separate domain for my DNS seed.

src/kernel/chainparams.cpp

@@ -132,7 +132,7 @@ public:
         // release ASAP to avoid it where possible.
         vSeeds.emplace_back("seed.bitcoin.sipa.be."); // Pieter Wuille, only supports x1, x5, x9, and xd
         vSeeds.emplace_back("dnsseed.bluematt.me."); // Matt Corallo, only supports x9
-        vSeeds.emplace_back("dnsseed.bitcoin.dashjr.org."); // Luke Dashjr
+        vSeeds.emplace_back("dnsseed.bitcoin.dashjr-list-of-p2p-nodes.us."); // Luke Dashjr
         vSeeds.emplace_back("seed.bitcoinstats.com."); // Christian Decker, supports x1 - xf
         vSeeds.emplace_back("seed.bitcoin.jonasschnelli.ch."); // Jonas Schnelli, only supports x1, x5, x9, and xd
         vSeeds.emplace_back("seed.btc.petertodd.org."); // Peter Todd, only supports x1, x5, x9, and xd