Update pydantic.py

libs/core/langchain_core/utils/pydantic.py

@@ -279,7 +279,7 @@ def _create_subset_model_v2(
     fn_description: Optional[str] = None,
 ) -> type[pydantic.BaseModel]:
     """Create a pydantic model with a subset of the model fields."""
-    from pydantic import ConfigDict, create_model
+    from pydantic import create_model
     from pydantic.fields import FieldInfo
 
     descriptions_ = descriptions or {}