Ignore armour slots in RestrictedArmourItem#inventoryTick

Author: Choonster

src/main/java/choonster/testmod3/world/item/RestrictedArmourItem.java

@@ -45,7 +45,7 @@ public RestrictedArmourItem(final Item.Properties properties) {
 	 */
 	@Override
 	public void inventoryTick(final ItemStack stack, final Level level, final Entity entity, @Nullable final EquipmentSlot slot, final int slotIndex) {
-		if (!level.isClientSide) { // If this is the server,
+		if (!level.isClientSide && (slot == null || !slot.isArmor())) { // If this is the server, and it's not an armour slot,
 			// Try to remove the item from the entity's inventories
 			InventoryUtils.forEachEntityInventory(
 					entity,