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

for more information, see https://pre-commit.ci

Author: pre-commit-ci[bot]

maths/sieve_of_atkin.py

@@ -41,5 +41,6 @@ def sieve_of_atkin(limit: int) -> List[int]:
 
 if __name__ == "__main__":
     import doctest
+
     doctest.testmod()
-    print("All doctests passed!")
+    print("All doctests passed!")