Resolve L2SS-1756 "Configurable device-proxy timeouts in hierarchy"

Closes L2SS-1756

CDB/stations/common.json

@@ -2,7 +2,8 @@
   "classes": {
     "StationManager": {
       "properties": {
-        "Power_Available_In_State": ["HIBERNATE"]
+        "Power_Available_In_State": ["HIBERNATE"],
+        "Device_Proxy_Timeout": ["60000"]
       }
     },
     "CCD": {