Clean up excels

src/main/java/emu/grasscutter/data/excels/ItemData.java

@@ -25,6 +25,7 @@ import lombok.Getter;
 @Getter
 public class ItemData extends GameResource {
     // Main
+    @Getter(onMethod = @__(@Override))
     private int id;
     private int stackLimit = 1;
     private int maxUseCount;
@@ -87,11 +88,6 @@ public class ItemData extends GameResource {
     // Custom
     private transient IntSet addPropLevelSet;
 
-    @Override
-    public int getId() {
-        return this.id;
-    }
-
     public WeaponProperty[] getWeaponProperties() {
         return this.weaponProp;
     }