Fixes lung rupturing

Adds changelog

Shamelessly steals HarpyEagle's code

code/modules/organs/internal/lungs.dm

@@ -23,4 +23,11 @@
 			owner.drip(10)
 		if(prob(4))
 			spawn owner.emote("me", 1, "gasps for air!")
-			owner.losebreath += 15
+			owner.losebreath += 15
+
+
+/obj/item/organ/internal/lungs/proc/rupture()
+	var/obj/item/organ/external/parent = owner.get_organ(parent_organ)
+	if(istype(parent))
+		owner.custom_pain("You feel a stabbing pain in your [parent.name]!", 1)
+	parent.bruise()