Summary:
Netherite ingots cannot be used as fuel for beacons.

Steps to Reproduce:

1. Obtain a netherite ingot and beacon.
2. Place the beacon.
3. Open the beacon.
4. Attempt to place a netherite ingot into the empty slot.

Observed Results:
The netherite ingot cannot be placed into the empty slot.

Expected Results:
The netherite ingot should be able to be placed into the empty slot, just like other ingots.