removed blank line after function docstring in set.py

Author: HarrySu123

in2lambda/api/set.py

@@ -123,7 +123,6 @@ def to_json(self, output_dir: str) -> None:
             ['media', 'question_1.json', 'question_2.json']
             Question 1's title: Question 1
         """
-
         from in2lambda.json_convert import json_convert
 
         json_convert.main(self, output_dir)

in2lambda/json_convert/json_convert.py

@@ -16,7 +16,7 @@
 
 def _zip_sorted_folder(folder_path, zip_path):
     """Zips the contents of a folder, preserving the directory structure.
-    
+
     Args:
         folder_path: The path to the folder to zip.
         zip_path: The path where the zip file will be created.