Name cleanup

core/src/mindustry/maps/planet/AsteroidGenerator.java

@@ -26,7 +26,7 @@ public class AsteroidGenerator extends BlankPlanetGenerator{
     void asteroid(int ax, int ay, int radius){
         Floor floor = (
             rand.chance(iceChance) ? Blocks.ice :
-            rand.chance(carbonChance) ? Blocks.graphiticStone :
+            rand.chance(carbonChance) ? Blocks.carbonStone :
             rand.chance(berylChance) ? Blocks.beryllicStone :
             Blocks.ferricStone
         ).asFloor();

core/src/mindustry/maps/planet/ErekirPlanetGenerator.java

@@ -91,7 +91,7 @@ public class ErekirPlanetGenerator extends PlanetGenerator{
         }
 
         if(Ridged.noise3d(2, position.x, position.y + 4f, position.z, 3, 7f) > 0.7){
-            tile.floor = Blocks.graphiticStone;
+            tile.floor = Blocks.carbonStone;
         }
     }