GUI -- Minor update to multiHomed test scenario.

Change-Id: I8aaac94b8fe63dca7ea1af4cbd51f448cd92d767

@@ -4,16 +4,17 @@
     "id": "0E:2A:69:30:13:86/-1",
     "ingress": "0E:2A:69:30:13:86/-1/0-of:0000ffffffff0003/2",
     "egress": "of:0000ffffffff0003/2-0E:2A:69:30:13:86/-1/0",
-    "cp": {
-      "device": "of:0000ffffffff0003",
-      "port": 2
-    },
+    "cp": [
+      { "device": "of:0000ffffffff0003", "port": 2 },
+      { "device": "of:0000ffffffff0008", "port": 4 }
+    ],
     "labels": [
       "192.168.1.201",
       "0E:2A:69:30:13:86"
     ],
     "props": {
       "routerId": "router-one"
-    }
+    },
+    "type": "router"
   }
 }

@@ -4,16 +4,16 @@
     "id": "A6:96:E5:03:52:5F/-1",
     "ingress": "A6:96:E5:03:52:5F/-1/0-of:0000ffffffff0008/1",
     "egress": "of:0000ffffffff0008/1-A6:96:E5:03:52:5F/-1/0",
-    "cp": {
-      "device": "of:0000ffffffff0008",
-      "port": 1
-    },
+    "cp": [
+      { "device": "of:0000ffffffff0008", "port": 1 }
+    ],
     "labels": [
       "192.168.1.202",
       "A6:96:E5:03:52:5F"
     ],
     "props": {
       "routerId": "router-one"
-    }
+    },
+    "type": "router"
   }
 }