Reverts the new revive notification sound (#7100)

Reverts #6918

The new sound notification is too loud and too high pitched to the point
where it's painful to listen to.
harry's permission

![image](https://github.com/user-attachments/assets/0644cafb-045f-45cf-9ed0-0fe610ece7f8)

:cl:
sounddel: removed the new revive notification
/:cl:

code/game/objects/items/devices/defibrillator.dm

@@ -166,7 +166,7 @@
 
 	var/mob/dead/observer/G = H.get_ghost()
 	if(istype(G) && G.client)
-		playsound_client(G.client, 'sound/effects/revive_notify.ogg')
+		playsound_client(G.client, 'sound/effects/adminhelp_new.ogg')
 		to_chat(G, SPAN_BOLDNOTICE(FONT_SIZE_LARGE("Someone is trying to revive your body. Return to it if you want to be resurrected! \
 			(Verbs -> Ghost -> Re-enter corpse, or <a href='?src=\ref[G];reentercorpse=1'>click here!</a>)")))
 

code/modules/mob/living/carbon/human/species/zombie.dm

@@ -127,7 +127,7 @@
 /datum/species/zombie/proc/handle_alert_ghost(mob/living/carbon/human/zombie)
 	var/mob/dead/observer/ghost = zombie.get_ghost()
 	if(ghost?.client)
-		playsound_client(ghost.client, 'sound/effects/revive_notify.ogg')
+		playsound_client(ghost.client, 'sound/effects/adminhelp_new.ogg')
 		to_chat(ghost, SPAN_BOLDNOTICE(FONT_SIZE_LARGE("Your body has risen! (Verbs -> Ghost -> Re-enter corpse, or <a href='?src=\ref[ghost];reentercorpse=1'>click here!</a>)")))
 
 /datum/species/zombie/proc/remove_from_revive(mob/living/carbon/human/zombie)

code/modules/reagents/chemistry_properties/prop_positive.dm

@@ -603,7 +603,7 @@
 		var/mob/dead/observer/ghost = dead.get_ghost()
 		if(ghost?.client)
 			COOLDOWN_START(src, ghost_notif, 30 SECONDS)
-			playsound_client(ghost.client, 'sound/effects/revive_notify.ogg')
+			playsound_client(ghost.client, 'sound/effects/adminhelp_new.ogg')
 			to_chat(ghost, SPAN_BOLDNOTICE("Your heart is struggling to pump! There is a chance you might get up!(Verbs -> Ghost -> Re-enter corpse, or <a href='?src=\ref[ghost];reentercorpse=1'>click here!</a>)"))
 	return TRUE