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

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Author: pre-commit-ci[bot]

genetic_algorithm/basic_string.py

@@ -66,7 +66,7 @@ def select(
 ) -> list[str]:
     """
     Select the second parent and generate new population
-    
+
     >>> import random
     >>> random.seed(42)
     >>> parent_1 = ("123456", 8.0)