Firework rockets and firework stars cannot be crafted in the 2x2 crafting grid

Summary:
Firework rockets and firework stars cannot be crafted in the 2x2 crafting grid. They can only be crafted directly from the recipe book or the crafting table.

Steps to Reproduce:

1. Obtain gunpowder, paper, and dye.
2. Place the gunpowder and paper into the 2x2 crafting grid.
3. Attempt to craft a firework rocket.
4. Place the gunpowder and dye into the 2x2 crafting grid.
5. Attempt to craft a firework star.

Observed Results:
The firework rocket and firework star cannot be crafted. Either item appears in the inventory for a split second but then moves back to the crafting grid.

Expected Results:
The firework rocket and firework star should be crafted and added to the inventory without any issues.