CUTLASS 3.2.1 (#1113)

* Updates for 3.2.1 release.

* Minor fix in gemm op profiler for raster order.

* Add scheduler mapping for raster order in the kernels.

python/cutlass/backend/__init__.py

@@ -1,6 +1,3 @@
-# module-wide variables
-import os
-
 from cutlass.backend.arguments import *
 from cutlass.backend.c_types import *
 from cutlass.backend.compiler import ArtifactManager
@@ -11,9 +8,7 @@ from cutlass.backend.gemm_operation import *
 from cutlass.backend.library import *
 from cutlass.backend.memory_manager import PoolMemoryManager
 from cutlass.backend.operation import *
-from cutlass.backend.parser import *
 from cutlass.backend.reduction_operation import *
-from cutlass.backend.tensor_ref import *
 from cutlass.backend.type_hint import *
 from cutlass.backend.utils import *
 from cutlass.backend.utils.device import device_cc