Correct long-form generation config parameters 'max_initial_timestamp_index' and 'prev_sot_token_id'. (#37)

- Correct long-form generation config parameters 'max_initial_timestamp_index' and 'prev_sot_token_id'. (ebdaff1e3d48ab76a5c3cf0720959ee258c56ccb)

generation_config.json

@@ -160,10 +160,11 @@
     "<|yo|>": 50325,
     "<|zh|>": 50260
   },
-  "max_initial_timestamp_index": 1,
+  "max_initial_timestamp_index": 50,
   "max_length": 448,
   "no_timestamps_token_id": 50363,
   "pad_token_id": 50257,
+  "prev_sot_token_id": 50361,
   "return_timestamps": false,
   "suppress_tokens": [
     1,