fix: stop generation at eos exactly like the original model

generation_config.json

@@ -1,7 +1,11 @@
 {
   "_from_model_config": true,
   "bos_token_id": 1,
-  "eos_token_id": 32000,
+  "eos_token_id": [
+    32000,
+    32001,
+    32007
+  ],
   "pad_token_id": 32000,
   "transformers_version": "4.41.0.dev0"
 }