Update tokenizer_config.json

tokenizer_config.json

@@ -6550,7 +6550,7 @@
   "eos_token": "<｜hy_Assistant｜>",
   "model_max_length": 1000000000000000019884624838656,
   "pad_token": "<｜hy_▁pad▁｜>",
-  "extra_sepcial_tokens": {
+  "extra_special_tokens": {
     "image_token": "<｜hy_place▁holder▁no▁102｜>",
     "image_start_token": "<｜hy_place▁holder▁no▁100｜>",
     "image_end_token": "<｜hy_place▁holder▁no▁101｜>",