refactor: Replace list() and dict() calls with literals (#7198)

data_structures/heap/heap_generic.py

@@ -9,7 +9,7 @@ class Heap:
 
     def __init__(self, key: Callable | None = None) -> None:
         # Stores actual heap items.
-        self.arr: list = list()
+        self.arr: list = []
         # Stores indexes of each item for supporting updates and deletion.
         self.pos_map: dict = {}
         # Stores current size of heap.