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

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

Author: pre-commit-ci[bot]

sorts/pancake_sort.py

@@ -38,4 +38,4 @@ def pancake_sort(arr: List[int]) -> List[int]:
 if __name__ == "__main__":
     user_input = input("Enter numbers separated by a comma:\n").strip()
     unsorted = [int(item) for item in user_input.split(",")]
-    print(pancake_sort(unsorted))
+    print(pancake_sort(unsorted))