tweak(Infini-DESKTOP): enable empty minecraft-servers service

Keeping it enabled means that the module will keep the group and user
reserved, reducing the issues with needing to relog to access files due
to the group having been just created.

hosts/Infini-DESKTOP/default.nix

@@ -75,4 +75,9 @@
       hydrus
     ];
   };
+
+  services.minecraft-servers = {
+    enable = true;
+    eula = true;
+  };
 }