[BUG]: Wrong ore dictionary name for lithium ingot

[onlikerop]

Description of the bug

Lithium ingot in this mod is named ingot_lithium, but it should be named ingotLithium

Steps To Reproduce

1. Load to the world
2. Open inventory
3. Find lithium ingot from this mod
4. Check its ore dictionary name

Additional Information

[onlikerop]

P.S. Version 1.2.1 for Minecraft 1.12.2