put filing cabinet in correct path in tg standards

code/WorkInProgress/filing.dm

@@ -1,4 +1,4 @@
-/obj/filingcabinet
+/obj/structure/filingcabinet
 	name = "Filing Cabinet"
 	desc = "A large cabinet with drawers."
 	icon = 'computer.dmi'
@@ -6,7 +6,7 @@
 	density = 1
 	anchored = 1
 
-/obj/filingcabinet/attackby(obj/item/weapon/paper/P,mob/M)
+/obj/structure/filingcabinet/attackby(obj/item/weapon/paper/P,mob/M)
 	if(istype(P))
 		M << "You put the [P] in the [src]."
 		M.drop_item()
@@ -14,7 +14,7 @@
 	else
 		M << "You can't put a [P] in the [src]!"
 
-/obj/filingcabinet/attack_hand(mob/user)
+/obj/structure/filingcabinet/attack_hand(mob/user)
 	if(src.contents.len <= 0)
 		user << "The [src] is empty."
 		return