Update config.json

Renaming entity to be compatible with new aggregation strategy

config.json

@@ -12,13 +12,13 @@
   "hidden_size": 768,
   "id2label": {
     "0": "O",
-    "1": "TICKER"
+    "1": "I-TICKER"
   },
   "initializer_range": 0.02,
   "intermediate_size": 3072,
   "label2id": {
     "O": 0,
-    "TICKER": 1
+    "I-TICKER": 1
   },
   "layer_norm_eps": 1e-05,
   "max_position_embeddings": 514,