Update bert4torch_config.json

bert4torch_config.json

@@ -11,6 +11,5 @@
   "num_attention_heads": 12,
   "num_hidden_layers": 6,
   "type_vocab_size": 2,
-  "vocab_size": 21128,
-  "segment_vocab_size": 0
+  "vocab_size": 21128
 }