[FIX] Guncabinet overlay fix (#27107)

* Draw guns before the doors

* Added a comment.

---------

Co-authored-by: adrermail@gmail.com <adrermail@gmail.com>

code/game/objects/structures/crates_lockers/closets/secure/guncabinet.dm

@@ -23,7 +23,7 @@
 		return TRUE
 
 /obj/structure/closet/secure_closet/guncabinet/update_overlays()
-	. = ..()
+	. = list()
 	if(!opened)
 		var/lasers = 0
 		var/ballistics = 0
@@ -48,6 +48,7 @@
 				. += gun
 		if(broken)
 			. += "off"
+	. += ..() // Parent call at the end instead of the beginning because we need the gun overlays to be drawn first, then the door.
 
 /obj/structure/closet/secure_closet/guncabinet/cc
 	req_access = list(ACCESS_CENT_SPECOPS_COMMANDER)