Update generation_config.json

generation_config.json

@@ -7,6 +7,5 @@
   "repetition_penalty": 2.0,
   "top_p": .8,
   "cond_free_k": 2.0,
-  "num_return_sequences": 8,
-  "_from_model_config": false
+  "num_return_sequences": 8
 }