Version of BlockProt

1.1.11, Pufferfish 1.20.1 #17

Description of the bug

I add sign, wall_sign and hanging_sign and wall_hanging_sign.
For all wall_hangingsign and new wood wall_sign when i sneak right click to open the block lock gui,
the 1st slot for unlock/lock is empty

Steps to reproduce

1. Add wall_sign in lockable_blocks (example: cherry_wall_sign)
2. Place a cherry sign on wall to get cherry_wall_sign
3. Shift Right Click on it to Open Block Lock gui
4. Look at 1st Slot, it's empty

Additional context

No response