Better Stonecutter - 2.2 update

Added recipes for new copper items
Go to this datapack's pageChanges
- Added corresponding recipes to all new copper items:
- Copper bars
- Oxidized/waxed lightning rods
- Copper chains (OP version only)
- Copper chests
- Adapted recipes containing copper trapdoors to adjust for their new value (vanilla-balanced version only)
- Added recipes to cut copper bulbs into other copper items
- Iron chains are now cheaper (OP version only)
- Adapted for new internal ID of the iron chain