Filled Layer: Remove ability to set component post-create, enforce final

Author: robotgryphon

src/main/java/dev/compactmods/crafting/recipes/layers/FilledComponentRecipeLayer.java

@@ -20,7 +20,7 @@
 
 public class FilledComponentRecipeLayer implements IRecipeLayer, IDynamicSizedRecipeLayer {
 
-    private String componentKey;
+    private final String componentKey;
     private AxisAlignedBB recipeDimensions;
 
     public static final Codec<FilledComponentRecipeLayer> CODEC = RecordCodecBuilder.create(in -> in.group(
@@ -82,10 +82,6 @@ public RecipeLayerType<?> getType() {
         return Registration.FILLED_LAYER_SERIALIZER.get();
     }
 
-    public void setComponent(String component) {
-        this.componentKey = component;
-    }
-
     /**
      * Used to update a recipe layer to change the size of the recipe base.
      *