Add UNB2 configuration for the Darkrai setup

CDB/LOFAR_ConfigDb.json

@@ -813,6 +813,25 @@
                 }
             }
         },
+        "UNB2": {
+            "LTS": {
+                "UNB2": {
+                    "LTS/UNB2/1": {
+                        "properties": {
+                            "OPC_Server_Name": [
+                                "despi.astron.nl"
+                            ],
+                            "OPC_Server_Port": [
+                                "4842"
+                            ],
+                            "OPC_Time_Out": [
+                                "5.0"
+                            ]
+                        }
+                    }
+                }
+            }
+        },
         "StatsCrosslet": {
             "CS997": {
                 "StatsCrosslet": {