Update config file

config.json

@@ -28,6 +28,9 @@
   "num_attention_heads": 12,
   "num_hidden_layers": 12,
   "pad_token_id": 0,
+  "position_embedding_type": "absolute",
+  "transformers_version": "4.6.1",
   "type_vocab_size": 2,
+  "use_cache": true,
   "vocab_size": 28997
-}
+}