Rename model type to multimodel-small

config.json

@@ -38,5 +38,5 @@
   "pad_token_id": 50256,
   "bos_token_id": 50256,
   "eos_token_id": 50256,
-  "model_type": "multimodal-small-gpt2"
-}
+  "model_type": "multimodel-small"
+}