ITEM LOCK CHANGED

Fires when the "locked" status on a container or inventory item changes, usually from but not limited to Pickup functions to move items.
 ITEM_LOCK_CHANGED: bagOrSlotIndex, slotIndex
==Payload==
:;bagOrSlotIndex: - If slotIndex is nil: Equipment slot of item; otherwise bag of updated item.
:;slotIndex: - Slot of updated item.
==Details==
* Usually fires in pairs when an item is swapping with another.
* Empty slots do not lock.
* and can be used to query lock status.
* This does NOT fire on ammo pickups.