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

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sorts/split_workload.py

@@ -2,8 +2,8 @@ from typing import List, Tuple, Union
 
 
 def split_list(
-    timings: List[Union[int, float, str]]
+    timings: list[int | float | str],
-) -> Tuple[List[Union[int, float]], List[Union[int, float]], Union[int, float]]:
+) -> tuple[list[int | float], list[int | float], int | float]:
     """
 
     This algorithm is a brute-force search over (nearly) all 2^n