Update label to id mapping in configuration

config.json

@@ -8,16 +8,16 @@
   "hidden_dropout_prob": 0.1,
   "hidden_size": 768,
   "id2label": {
-    "0": "LABEL_0",
-    "1": "LABEL_1",
-    "2": "LABEL_2"
+    "0": "entailment",
+    "1": "neutral",
+    "2": "contradiction"
   },
   "initializer_range": 0.02,
   "intermediate_size": 3072,
   "label2id": {
-    "LABEL_0": 0,
-    "LABEL_1": 1,
-    "LABEL_2": 2
+    "entailment": 0,
+    "neutral": 1,
+    "contradiction": 2
   },
   "layer_norm_eps": 1e-07,
   "max_position_embeddings": 512,