Renames Deepslate and all of its variants back to "Grimstone" from the early 1.17 snapshots

For those of you that liked the name Grimstone better!

Renames:

-Deepslate -> Grimstone

-Cobbled Deepslate -> Cobbled Grimstone

-Polished Deepslate -> Polished Grimstone

-Deepslate Coal Ore -> Grimstone Coal Ore

-Deepslate Iron Ore -> Grimstone Iron Ore

-Deepslate Copper Ore -> Grimstone Copper Ore

-Deepslate Gold Ore -> Grimstone Gold Ore

-Deepslate Redstone Ore -> Grimstone Redstone Ore

-Deepslate Emerald Ore -> Grimstone Emerald Ore

-Deepslate Lapis Lazuli Ore -> Grimstone Lapis Lazuli Ore

-Deepslate Diamond Ore -> Grimstone Diamond Ore

-Infested Deepslate -> Infested Grimstone

-Deepslate Bricks -> Grimstone Bricks

-Cracked Deepslate Bricks -> Cracked Grimstone Bricks

-Deepslate Tiles -> Grimstone Tiles

-Cracked Deepslate Tiles -> Cracked Grimstone Tiles

-Chiseled Deepslate -> Chiseled Grimstone

-Cobbled Deepslate Wall -> Cobbled Grimstone Wall

-Polished Deepslate Wall -> Polished Grimstone Wall

-Deepslate Brick Wall -> Grimstone Brick Wall

-Deepslate Tile Wall -> Grimstone Tile Wall

-Cobbled Deepslate Stairs -> Cobbled Grimstone Stairs

-Polished Deepslate Stairs -> Polished Grimstone Stairs

-Deepslate Brick Stairs -> Grimstone Brick Stairs

-Deepslate Tile Stairs -> Grimstone Tile Stairs

-Cobbled Deepslate Slab -> Cobbled Grimstone Slab

-Polished Deepslate Slab -> Polished Grimstone Slab

-Deepslate Brick Slab -> Grimstone Brick Slab

-Deepslate Tile Slab -> Grimstone Tile Slab

Bring Back Grimstone