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

Author: pre-commit-ci[bot]

stdlib/sys/__init__.pyi

@@ -356,6 +356,7 @@ def _getframe(depth: int = 0, /) -> FrameType: ...
 
 if sys.version_info >= (3, 12):
     def _current_exceptions() -> dict[int, BaseException | None]: ...
+
 else:
     def _current_exceptions() -> dict[int, OptExcInfo]: ...