Make resuscitator no longer work on synthetic hearts and work only on…

… inject (#8317)

* call me resuscitator not resus juice

* make it return earlier

code/modules/reagents/reagents/other.dm

@@ -486,11 +486,15 @@
 	affects_dead = TRUE
 	reagent_type = "Medicine"
 
-/datum/reagent/resuscitator/affect_blood(var/mob/living/carbon/M, var/alien, var/removed)
+/datum/reagent/resuscitator/affect_ingest(mob/living/carbon/M, var/alien, effect_multiplier)
+	return // since it's a "cardiac stimulant" it shouldn't really work unless injected
 
+/datum/reagent/resuscitator/affect_blood(var/mob/living/carbon/M, var/alien, var/removed)
 	if(ishuman(M))
 		var/mob/living/carbon/human/H = M
 		var/obj/item/organ/internal/vital/heart/heart = H.random_organ_by_process(OP_HEART)
+		if(BP_IS_ROBOTIC(heart)) // neither it should work on robotic hearts, chemistry and stuf
+			return
 		if(heart)
 			heart.damage += 0.5
 			if(prob(30))