Heart eater wizard perk no longer works activates on organs that haven't been used before (#85367)

## About The Pull Request

Closes #85364
Organs now mark themselves after being removed from someone, which is
that the perk checks for

## Changelog
🆑
fix: Heart eater wizard perk no longer works activates on organs that
haven't been used before
/🆑

code/__DEFINES/traits/declarations.dm

@@ -1125,6 +1125,9 @@ Remember to update _globalvars/traits.dm if you're adding/removing/renaming trai
 ///Trait given to limb by /mob/living/basic/living_limb_flesh
 #define TRAIT_IGNORED_BY_LIVING_FLESH "livingflesh_ignored"
 
+///Trait given to organs that have been inside a living being previously
+#define TRAIT_USED_ORGAN "used_organ"
+
 /// Trait given while using /datum/action/cooldown/mob_cooldown/wing_buffet
 #define TRAIT_WING_BUFFET "wing_buffet"
 /// Trait given while tired after using /datum/action/cooldown/mob_cooldown/wing_buffet

code/_globalvars/traits/_traits.dm

@@ -617,6 +617,7 @@ GLOBAL_LIST_INIT(traits_by_type, list(
 	),
 	/obj/item/organ = list(
 		"TRAIT_LIVING_HEART" = TRAIT_LIVING_HEART,
+		"TRAIT_USED_ORGAN" = TRAIT_USED_ORGAN,
 	),
 	/obj/item/organ/internal/liver = list(
 		"TRAIT_BALLMER_SCIENTIST" = TRAIT_BALLMER_SCIENTIST,

code/datums/components/heart_eater.dm

@@ -68,6 +68,9 @@
 	var/obj/item/organ/internal/heart/previous_heart = last_heart_we_ate?.resolve()
 	if(we_ate_heart == previous_heart)
 		return
+	if (!HAS_TRAIT(we_ate_heart, TRAIT_USED_ORGAN))
+		to_chat(eater, span_warning("This heart is utterly lifeless, you won't receive any boons from consuming it!"))
+		return
 	bites_taken = 0
 
 	last_heart_we_ate = WEAKREF(we_ate_heart)

code/modules/surgery/organs/organ_movement.dm

@@ -161,6 +161,7 @@
 	UnregisterSignal(organ_owner, COMSIG_ATOM_EXAMINE)
 	SEND_SIGNAL(src, COMSIG_ORGAN_REMOVED, organ_owner)
 	SEND_SIGNAL(organ_owner, COMSIG_CARBON_LOSE_ORGAN, src, special)
+	ADD_TRAIT(src, TRAIT_USED_ORGAN, ORGAN_TRAIT)
 
 	var/list/diseases = organ_owner.get_static_viruses()
 	if(!LAZYLEN(diseases))