liquidtestnet: Add fixed seeds

Author: psgreco

src/chainparams.cpp

@@ -978,7 +978,7 @@ class CLiquidTestNetParams : public CCustomParams {
 
         nDefaultPort = 18891;
         vSeeds.clear();
-        vFixedSeeds.clear();
+        vFixedSeeds = std::vector<uint8_t>(std::begin(pnSeed6_liquidtestnet), std::end(pnSeed6_liquidtestnet));
 
         default_magic_str = "410EDD62";
         default_signblockscript = "51210217e403ddb181872c32a0cd468c710040b2f53d8cac69f18dad07985ee37e9a7151ae";

src/chainparamsseeds.h

@@ -718,4 +718,9 @@ static uint8_t pnSeed6_liquidv1[] = {
     0x01,0x04,0x68,0xc4,0x30,0xb8,0x1b,0x82,
     0x01,0x04,0x23,0xe7,0x0a,0x93,0x1b,0x82,
 };
+
+static uint8_t pnSeed6_liquidtestnet[] = {
+    0x01,0x04,0x22,0x44,0x43,0xaf,0x49,0xcb,
+    0x01,0x04,0x4f,0x62,0x1e,0x0d,0x49,0xcb,
+};
 #endif // BITCOIN_CHAINPARAMSSEEDS_H