Помогите Создание моба лучника MCreator 1.12.2

Столкнулся с проблемой при создании лучника на на базе скелета.Дело в том что моб издает звуки скелета при движении и мне хотелось бы это исключить.Если подскажите что и куда дописать/изменить в коде,буду признателен.

Spoiler

package net.mcreator.relentless_mobs.entity;

import net.minecraftforge.fml.relauncher.SideOnly;
import net.minecraftforge.fml.relauncher.Side;
import net.minecraftforge.fml.common.registry.EntityRegistry;
import net.minecraftforge.fml.common.registry.EntityEntryBuilder;
import net.minecraftforge.fml.common.event.FMLPreInitializationEvent;
import net.minecraftforge.fml.common.event.FMLInitializationEvent;
import net.minecraftforge.fml.client.registry.RenderingRegistry;

import net.minecraft.world.biome.Biome;
import net.minecraft.world.World;
import net.minecraft.util.ResourceLocation;
import net.minecraft.util.DamageSource;
import net.minecraft.item.ItemStack;
import net.minecraft.item.Item;
import net.minecraft.inventory.EntityEquipmentSlot;
import net.minecraft.init.Items;
import net.minecraft.entity.monster.EntitySkeleton;
import net.minecraft.entity.ai.EntityAIWander;
import net.minecraft.entity.ai.EntityAISwimming;
import net.minecraft.entity.ai.EntityAIPanic;
import net.minecraft.entity.ai.EntityAILookIdle;
import net.minecraft.entity.ai.EntityAILeapAtTarget;
import net.minecraft.entity.ai.EntityAIHurtByTarget;
import net.minecraft.entity.ai.EntityAIBreakDoor;
import net.minecraft.entity.SharedMonsterAttributes;
import net.minecraft.entity.EnumCreatureType;
import net.minecraft.entity.EnumCreatureAttribute;
import net.minecraft.entity.Entity;
import net.minecraft.client.renderer.entity.RenderBiped;
import net.minecraft.client.model.ModelBiped;

import net.mcreator.relentless_mobs.item.ItemCoins;
import net.mcreator.relentless_mobs.ElementsRelentlessmobs;

import java.util.Iterator;
import java.util.ArrayList;

@ElementsRelentlessmobs.ModElement.Tag
public class EntityBrigand extends ElementsRelentlessmobs.ModElement {
public static final int ENTITYID = 5;
public static final int ENTITYID_RANGED = 6;
public EntityBrigand(ElementsRelentlessmobs instance) {
super(instance, 1);
}

@Override
public void initElements() {
elements.entities.add(() -> EntityEntryBuilder.create().entity(EntityCustom.class)
.id(new ResourceLocation("relentless_mobs", "brigand"), ENTITYID).name("brigand").tracker(64, 3, true).egg(-1, -1).build());
}

@Override
public void init(FMLInitializationEvent event) {
Biome[] spawnBiomes = allbiomes(Biome.REGISTRY);
EntityRegistry.addSpawn(EntityCustom.class, 20, 1, 3, EnumCreatureType.CREATURE, spawnBiomes);
}

private Biome[] allbiomes(net.minecraft.util.registry.RegistryNamespaced<ResourceLocation, Biome> in) {
Iterator<Biome> itr = in.iterator();
ArrayList<Biome> ls = new ArrayList<Biome>();
while (itr.hasNext())
ls.add(itr.next());
return ls.toArray(new Biome[ls.size()]);
}

@SideOnly(Side.CLIENT)
@Override
public void preInit(FMLPreInitializationEvent event) {
RenderingRegistry.registerEntityRenderingHandler(EntityCustom.class, renderManager -> {
RenderBiped customRender = new RenderBiped(renderManager, new ModelBiped(), 0.5f) {
protected ResourceLocation getEntityTexture(Entity entity) {
return new ResourceLocation("relentless_mobs:textures/rigand.png");
}
};
customRender.addLayer(new net.minecraft.client.renderer.entity.layers.LayerBipedArmor(customRender) {
protected void initArmor() {
this.modelLeggings = new ModelBiped(0.5f);
this.modelArmor = new ModelBiped(1);
}
});
return customRender;
});
}
public static class EntityCustom extends EntitySkeleton {
public EntityCustom(World world) {
super(world);
setSize(0.6f, 1.8f);
experienceValue = 5;
this.isImmuneToFire = true;
setNoAI(!true);
enablePersistence();
this.setItemStackToSlot(EntityEquipmentSlot.MAINHAND, new ItemStack(Items.BOW, (int) (1)));
}

@Override
protected void initEntityAI() {
super.initEntityAI();
this.tasks.addTask(1, new EntityAIWander(this, 1));
this.tasks.addTask(2, new EntityAILookIdle(this));
this.tasks.addTask(3, new EntityAISwimming(this));
this.tasks.addTask(4, new EntityAILeapAtTarget(this, (float) 0.8));
this.tasks.addTask(5, new EntityAIPanic(this, 1.2));
this.targetTasks.addTask(6, new EntityAIHurtByTarget(this, false));
this.tasks.addTask(7, new EntityAIBreakDoor(this));
}

@Override
public EnumCreatureAttribute getCreatureAttribute() {
return EnumCreatureAttribute.ILLAGER;
}

@Override
protected boolean canDespawn() {
return false;
}

@Override
protected Item getDropItem() {
return new ItemStack(ItemCoins.block, (int) (1)).getItem();
}

@Override
public net.minecraft.util.SoundEvent getAmbientSound() {
return (net.minecraft.util.SoundEvent) net.minecraft.util.SoundEvent.REGISTRY.getObject(new ResourceLocation(""));
}

@Override
public net.minecraft.util.SoundEvent getHurtSound(DamageSource ds) {
return (net.minecraft.util.SoundEvent) net.minecraft.util.SoundEvent.REGISTRY.getObject(new ResourceLocation("entity.generic.hurt"));
}

@Override
public net.minecraft.util.SoundEvent getDeathSound() {
return (net.minecraft.util.SoundEvent) net.minecraft.util.SoundEvent.REGISTRY.getObject(new ResourceLocation("entity.generic.death"));
}

@Override
protected float getSoundVolume() {
return 1.0F;
}

@Override
protected void applyEntityAttributes() {
super.applyEntityAttributes();
if (this.getEntityAttribute(SharedMonsterAttributes.ARMOR) != null)
this.getEntityAttribute(SharedMonsterAttributes.ARMOR).setBaseValue(0D);
if (this.getEntityAttribute(SharedMonsterAttributes.MOVEMENT_SPEED) != null)
this.getEntityAttribute(SharedMonsterAttributes.MOVEMENT_SPEED).setBaseValue(0.3D);
if (this.getEntityAttribute(SharedMonsterAttributes.MAX_HEALTH) != null)
this.getEntityAttribute(SharedMonsterAttributes.MAX_HEALTH).setBaseValue(10D);
if (this.getEntityAttribute(SharedMonsterAttributes.ATTACK_DAMAGE) != null)
this.getEntityAttribute(SharedMonsterAttributes.ATTACK_DAMAGE).setBaseValue(3D);
}
}
}