fixed wrong furnace menu layout

src/content_nodemeta.cpp

@@ -312,7 +312,7 @@ std::string FurnaceNodeMetadata::getInventoryDrawSpecString()
 {
 	return
 		"invsize[8,9;]"
-		"list[current_name;fuel;2,4;1,1;]"
+		"list[current_name;fuel;2,3;1,1;]"
 		"list[current_name;src;2,1;1,1;]"
 		"list[current_name;dst;5,1;2,2;]"
 		"list[current_player;main;0,5;8,4;]";