Update config.json

config.json

@@ -12,10 +12,10 @@
   "model_type": "gpt2",
   "n_ctx": 512,
   "n_embd": 512,
-  "n_head": 8,
+  "n_heads": 8,
   "n_inner": null,
-  "n_layer": 8,
-  "n_positions": 768,
+  "n_layers": 8,
+  "hidden_size": 768,
   "pad_token_id": 50256,
   "max_seq_length": 512,
   "dropout": 0.1,