refactor: Remove unused import in folders.py

src/backend/base/langflow/api/v1/folders.py

@@ -134,7 +134,7 @@ def update_folder(
             session.commit()
             session.refresh(existing_folder)
             return existing_folder
-        
+
         folder_data = existing_folder.model_dump(exclude_unset=True)
         for key, value in folder_data.items():
             if key != "components" and key != "flows":

src/backend/base/langflow/helpers/folders.py

@@ -1,4 +1,3 @@
-from langflow.services.database.models.folder.constants import DEFAULT_FOLDER_NAME
 from langflow.services.database.models.folder.model import Folder
 from sqlalchemy import select