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

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

Author: pre-commit-ci[bot]

data_structures/heap/skew_heap.py

@@ -5,10 +5,12 @@
 from collections.abc import Iterable, Iterator
 from typing import Any, Protocol, TypeVar, runtime_checkable
 
+
 @runtime_checkable
 class SupportsLessThan(Protocol):
     def __lt__(self, other: Any) -> bool: ...
 
+
 T = TypeVar("T", bound=SupportsLessThan)
 
 
@@ -198,6 +200,7 @@ def pop(self) -> T | None:
         )
 
         return result
+
     def top(self) -> T:
         """
         Return the smallest value from the heap.