remove unused field

Author: zyxkad

src/main/java/de/srendi/advancedperipherals/common/smartglasses/SmartGlassesSlot.java

@@ -1,7 +1,6 @@
 package de.srendi.advancedperipherals.common.smartglasses;
 
 import dan200.computercraft.core.computer.ComputerSide;
-import net.minecraft.world.item.ItemStack;
 import net.neoforged.neoforge.items.IItemHandlerModifiable;
 import net.neoforged.neoforge.items.SlotItemHandler;
 
@@ -17,7 +16,6 @@ public class SmartGlassesSlot extends SlotItemHandler {
 
     public final SlotType slotType;
     private SlotType activeSlotType;
-    private ItemStack lastCopy = ItemStack.EMPTY;
 
     public SmartGlassesSlot(IItemHandlerModifiable itemHandler, int index, int xPosition, int yPosition, SlotType slotType) {
         super(itemHandler, index, xPosition, yPosition);