[MDB Ignore] [IDB Ignore] Kills off /obj/item/device (#21774)

This has zero reason to exist in our code base. We have no procs or
variables tied to this. I removed it to make future modifications
cleaner.

---------

Signed-off-by: Cody Brittain <1779662+Generalcamo@users.noreply.github.com>

code/modules/modular_computers/file_system/programs/security/guntracker.dm

@@ -30,7 +30,7 @@
 	LAZYCLEARLIST(wireless_firing_pins_data)
 
 	for(var/i in GLOB.wireless_firing_pins)
-		var/obj/item/device/firing_pin/wireless/P = i
+		var/obj/item/firing_pin/wireless/P = i
 		if(!istype(P) || !P.gun)
 			continue
 		var/turf/Ts = get_turf(P)
@@ -53,7 +53,7 @@
 		return
 
 	//Try and get the pin if a pin is passed
-	var/obj/item/device/firing_pin/wireless/P
+	var/obj/item/firing_pin/wireless/P
 	if(params["pin"])
 		P = locate(params["pin"]) in GLOB.wireless_firing_pins