fix: Local rearrangement model cannot be added (#4510)

Author: shaohuzhang1

apps/models_provider/impl/local_model_provider/credential/reranker/web.py

@@ -34,4 +34,4 @@ def is_valid(self, model_type: str, model_name, model_credential: Dict[str, obje
     def encryption_dict(self, model: Dict[str, object]):
         return model
 
-    cache_folder = forms.TextInputField(_('Model catalog'), required=True)
+    cache_dir = forms.TextInputField(_('Model catalog'), required=True)