style: update jump_search to use PEP 695 type parameters

Updated the jump_search function signature to use the Python 3.12+ generic type parameter syntax [T]. This resolves the UP047 linting error flagged by Ruff.

Author: kvadrik

searches/jump_search.py

@@ -20,7 +20,7 @@ def __lt__(self, other: Any, /) -> bool: ...
 T = TypeVar("T", bound=Comparable)
 
 
-def jump_search(arr: Sequence[T], item: T) -> int:
+def jump_search[T](arr: Sequence[T], item: T) -> int:
     """
     Python implementation of the jump search algorithm.
     Return the index if the `item` is found, otherwise return -1.