refactor: simplify identity list comprehension in swaptimize

Summary:
Replace `[i for i in range(depth)]` with `list(range(depth))`. The
identity list comprehension is unnecessary since `list(range(depth))`
produces the same result more concisely.

Reviewed By: yoney

Differential Revision: D99701348

fbshipit-source-id: a6979ee4a0a35f4b95f2c4b3a5fb61c1e3a06be9

Author: alexmalyshev

cinderx/PythonLib/cinderx/compiler/flow_graph_optimizer.py

@@ -698,7 +698,7 @@ def swaptimize(self, instr_index: int, block: Block) -> int | None:
             return None
 
         # Create an array with elements {0, 1, 2, ..., depth - 1}:
-        stack = [i for i in range(depth)]
+        stack = list(range(depth))
         # Simulate the combined effect of these instructions by "running" them on
         # our "stack":
         for i in range(instr_index, cnt):