Clearing gc issues for a couple objects. (#12508)

* Clearing gc issues for a couple objects.

* Linter check.

code/datums/components/swarming.dm

@@ -11,6 +11,17 @@
 	RegisterSignal(parent, COMSIG_MOVABLE_CROSSED, .proc/join_swarm)
 	RegisterSignal(parent, COMSIG_MOVABLE_UNCROSSED, .proc/leave_swarm)
 
+/datum/component/swarming/Destroy()
+	if(is_swarming)
+		for(var/A in swarm_members)
+			var/datum/component/swarming/other_swarm = A
+			other_swarm.swarm_members -= src
+			swarm_members -= other_swarm
+			if(!length(other_swarm.swarm_members))
+				other_swarm.unswarm()
+		unswarm()
+	return ..()
+
 /datum/component/swarming/proc/join_swarm(datum/source, atom/movable/AM)
 	var/datum/component/swarming/other_swarm = AM.GetComponent(/datum/component/swarming)
 	if(!other_swarm)

code/game/objects/items/cards_ids.dm

@@ -187,6 +187,15 @@
 		if(ID_LOCKED_BANK_ACCOUNT)
 			registered_account = new /datum/bank_account/remote/non_transferable(pick(GLOB.redacted_strings))
 
+/obj/item/card/id/Destroy()
+	if(bank_support == ID_LOCKED_BANK_ACCOUNT)
+		QDEL_NULL(registered_account)
+	else
+		registered_account = null
+	if(my_store)
+		my_store.my_card = null
+		my_store = null
+	return ..()
 
 /obj/item/card/id/vv_edit_var(var_name, var_value)
 	. = ..()