Update to servers_v6.json - Update Domain (Anuken#6640)

* Update to servers_v6.json - Update Domain

Im stupid and did not format it correctly i've removed the screwed branches on my fork here's the fixed one im so stupid *pain* 
This is to change the port of surrealment as the previous ip was redirected to v7 ill be adding it to that list shortly (it is using the same plugins everything just a version split)

* Update servers_v6.json

servers_v6.json

@@ -48,8 +48,8 @@
     "address": ["mindustry.ddns.net", "mindustry.ddns.net:1000", "mindustry.ddns.net:2000", "mindustry.ddns.net:3000", "mindustry.ddns.net:4000"]
   },
   {
-    "name": "Surrealment",
-    "address": ["md.surrealment.com"]
+    "name": "Surrealment v6",
+    "address": ["md.surrealment.com:6566"]
   },
   {
     "name": "ALEX",