Adds a keycard auth device to the bridge on tramstation (#70876)

Added a missing device

Tramstations bridge was missing a keycard auth device which is now added

_maps/map_files/tramstation/tramstation.dmm

@@ -21688,6 +21688,10 @@
 	},
 /turf/open/floor/iron,
 /area/station/command/heads_quarters/qm)
+"hQy" = (
+/obj/machinery/keycard_auth,
+/turf/closed/wall/r_wall,
+/area/station/command/bridge)
 "hQU" = (
 /obj/effect/turf_decal/trimline/green/filled/corner{
 	dir = 4
@@ -152249,7 +152253,7 @@ pxi
 pxi
 pxi
 pxi
-pxi
+hQy
 lDK
 xAQ
 eTv