Merge pull request #37818 from AutomaticFrenzy/patch/missing-icons

Fix some missing icons

code/game/objects/structures/aliens.dm

@@ -53,7 +53,7 @@
 	name = "resin"
 	desc = "Looks like some kind of thick resin."
 	icon = 'icons/obj/smooth_structures/alien/resin_wall.dmi'
-	icon_state = "resin"
+	icon_state = "smooth"
 	density = TRUE
 	opacity = 1
 	anchored = TRUE
@@ -77,7 +77,7 @@
 	name = "resin wall"
 	desc = "Thick resin solidified into a wall."
 	icon = 'icons/obj/smooth_structures/alien/resin_wall.dmi'
-	icon_state = "wall0"	//same as resin, but consistency ho!
+	icon_state = "smooth"	//same as resin, but consistency ho!
 	resintype = "wall"
 	canSmoothWith = list(/obj/structure/alien/resin/wall, /obj/structure/alien/resin/membrane)
 
@@ -88,7 +88,7 @@
 	name = "resin membrane"
 	desc = "Resin just thin enough to let light pass through."
 	icon = 'icons/obj/smooth_structures/alien/resin_membrane.dmi'
-	icon_state = "membrane0"
+	icon_state = "smooth"
 	opacity = 0
 	max_integrity = 160
 	resintype = "membrane"