[MIRROR] Fixes icebox ore generation (#26418)

Fixes icebox ore generation (#81336)

Simple as the title, the last PR
https://github.com/tgstation/tgstation/pull/81103 i think missed the
ores that go around the vents as seen below

![image](https://github.com/tgstation/tgstation/assets/22140677/a6ba27b5-ce9e-4989-828a-67d81eca624b)

It's calling wall turfs that have no ore generation inbedded in them,
this corrects that

![image](https://github.com/tgstation/tgstation/assets/22140677/52307a76-b992-4d23-be68-f81b019dbac1)

🆑
fix: icebox ore generation underground is normal again
/🆑

Co-authored-by: Zergspower <Griffinj88@yahoo.com>

code/datums/mapgen/Cavegens/IcemoonCaves.dm

@@ -1,9 +1,8 @@
 /datum/map_generator/cave_generator/icemoon
 	weighted_open_turf_types = list(/turf/open/misc/asteroid/snow/icemoon = 19, /turf/open/misc/ice/icemoon = 1)
 	weighted_closed_turf_types = list(
-		//turf/closed/mineral/snowmountain/icemoon = 100,
-		//turf/closed/mineral/gibtonite/ice/icemoon = 4,
-		/turf/closed/mineral/random/snow = 1, //SKYRAT EDIT: Hybrid Mining
+		/turf/closed/mineral/random/snow = 100,
+		/turf/closed/mineral/gibtonite/ice/icemoon = 4,
 	)
 
 
@@ -71,7 +70,7 @@
 /datum/map_generator/cave_generator/icemoon/surface/noruins //use this for when you don't want ruins to spawn in a certain area
 
 /datum/map_generator/cave_generator/icemoon/deep
-	weighted_closed_turf_types = list(/turf/closed/mineral/random/snow/underground = 1) // SKYRAT EDIT: Original: /turf/closed/mineral/snowmountain/icemoon = 1
+	weighted_closed_turf_types = list(/turf/closed/mineral/random/snow/underground = 1) // SKYRAT EDIT: Original: list(/turf/closed/mineral/random/snow = 1)
 	weighted_mob_spawn_list = list(
 		SPAWN_MEGAFAUNA = 1,
 		/mob/living/basic/mining/ice_demon = 100,