Update generation_config.json

generation_config.json

@@ -1,6 +1,6 @@
 {
   "_from_model_config": true,
   "bos_token_id": 128000,
-  "eos_token_id": 128001,
+  "eos_token_id": [128001, 128009],
   "transformers_version": "4.40.0.dev0"
-}
+}