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

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

Author: pre-commit-ci[bot]

maths/tonelli_shanks.py

@@ -132,4 +132,4 @@ def tonelli_shanks(residue: int, prime: int) -> int:
 if __name__ == "__main__":
     import doctest
 
-    doctest.testmod()
+    doctest.testmod()