VS: Remove unused vorestation edits

code/game/turfs/flooring/flooring.dm

@@ -173,7 +173,7 @@ var/list/flooring_types
 
 /decl/flooring/tiling/tech
 	desc = "Scuffed from the passage of countless greyshirts."
-	icon = 'icons/turf/flooring/techfloor_vr.dmi'
+	icon = 'icons/turf/flooring/techfloor.dmi'
 	icon_base = "techfloor_gray"
 	build_type = /obj/item/stack/tile/floor/techgrey
 	can_paint = null

code/game/turfs/flooring/flooring_premade.dm

@@ -114,7 +114,7 @@
 
 /turf/simulated/floor/tiled/techfloor
 	name = "floor"
-	icon = 'icons/turf/flooring/techfloor_vr.dmi'
+	icon = 'icons/turf/flooring/techfloor.dmi'
 	icon_state = "techfloor_gray"
 	initial_flooring = /decl/flooring/tiling/tech
 

maps/tether/tether_turfs.dm

@@ -133,7 +133,7 @@ VIRGO3B_TURF_CREATE(/turf/simulated/mineral/floor)
 
 /turf/unsimulated/floor/techfloor_grid
 	name = "floor"
-	icon = 'icons/turf/flooring/techfloor_vr.dmi'
+	icon = 'icons/turf/flooring/techfloor.dmi'
 	icon_state = "techfloor_grid"
 
 /turf/unsimulated/floor/maglev