Fixes throat slitting being broken (#3232)

-fixes being unable to slit people's throat
-fixes the sprite of make's custom item being wrong
-fixes the infestation event using the incinerator area, something that don't seems to exist anymore, it is replaced with the waste disposal now

code/modules/events/infestation.dm

@@ -68,8 +68,8 @@
 			spawn_area_type = /area/engineering/atmos
 			locstrings[numlocs] = "atmospherics"
 		if(LOC_INCIN)
-			spawn_area_type = /area/maintenance/incinerator
-			locstrings[numlocs] = "the incinerator"
+			spawn_area_type = /area/maintenance/disposal
+			locstrings[numlocs] = "waste disposal"
 		if(LOC_CHAPEL)
 			spawn_area_type = /area/chapel/main
 			locstrings[numlocs] = "the chapel"

code/modules/mob/living/carbon/human/human_defense.dm

@@ -151,6 +151,9 @@ emp_act
 	..()
 
 /mob/living/carbon/human/resolve_item_attack(obj/item/I, mob/living/user, var/target_zone)
+	if(check_attack_throat(I, user))
+		return null
+
 	if(user == src) // Attacking yourself can't miss
 		return target_zone