update new test reference

Author: mgumowsk

tests/accuracy/public_scope.json

@@ -829,9 +829,18 @@
     "test_data": [
       {
         "image": "coco128/images/train2017/000000000074.jpg",
-        "reference": [
-          "79, 281, 318, 371, 1 (Diamonds): 0.700; 0, 75, 172, 333, 1 (Diamonds): 0.575; 109, 6, 625, 224, 3 (Hearts): 0.547; [0]; [0]"
-        ]
+        "reference": {
+          "bboxes": [
+            [79, 281, 318, 371],
+            [0, 75, 172, 333],
+            [109, 6, 625, 224]
+          ],
+          "labels": [1, 1, 3],
+          "scores": [
+            0.6996849775314331, 0.5751938223838806, 0.5465651154518127
+          ],
+          "label_names": ["Diamonds", "Diamonds", "Hearts"]
+        }
       }
     ]
   }