Add setting for wood on Fulgora and make Wooden Fulgora optional again

lignumis/settings.lua

@@ -55,6 +55,13 @@ data:extend({
         default_value = false,
         order = "h"
     },
+    {
+        type = "bool-setting",
+        name = "lignumis-fulgora-wood",
+        setting_type = "startup",
+        default_value = true,
+        order = "i"
+    },
     {
         type = "string-setting",
         name = "lignumis-second-planet",