[pre-commit.ci] auto fixes from pre-commit.com hooks

pre-commit-ci[bot] · pre-commit-ci[bot] · commit 02407fc930d4 · 2025-10-22T16:52:23.000Z
for more information, see https://pre-commit.ci
diff --git a/data_structures/linked_list/xor_linked_list.py b/data_structures/linked_list/xor_linked_list.py
@@ -55,4 +55,5 @@ def to_list(self) -> list[int]:
 
 if __name__ == "__main__":
     import doctest
+
     doctest.testmod()
