Item renderer update

[jacobsjo]

Update to the item renderer to handle the new 24w45a item models.

For now this is just implementing the specification from the changelog without looking at the java code.

Todo:

• tints in the model item model
• range_dispatch item model
• Bundles:
  • bundle/selected_item item model
  • bundle/fullness range dispatch property
• special item model
• Testing
  • ItemModel
  • properties
  • ItemTint

[misode]

Going to merge this, but might make some later changed on main