Locked items can be stored inside decorated pots

Steps to reproduce:

1. Switch into Survival mode if not in it already
2. Give yourself a locked item:

   /give @s stick 1 0 {"item_lock": {"mode": "lock_in_inventory"}}
   /give @s stick 1 0 {"item_lock": {"mode": "lock_in_slot"}}

3. Use an empty decorated pot while holding the locked item

Observed result:
The locked item is inserted into the decorated pot.

Expected result:
The locked item stays in your inventory.