Add tokenizer import reference to auto_map in config.json.

config.json

@@ -11,7 +11,8 @@
   ],
   "auto_map": {
     "AutoConfig": "configuration_hyena.StripedHyenaConfig",
-    "AutoModelForCausalLM": "modeling_hyena.StripedHyenaModelForCausalLM"
+    "AutoModelForCausalLM": "modeling_hyena.StripedHyenaModelForCausalLM",
+    "AutoTokenizer": "tokenizer.ByteTokenizer"
   },
   "column_split": false,
   "column_split_hyena": true,