*executorch_qnn*: modified utilities.py to address [](pytorch#6955)

Author: ycx-aizip

backends/qualcomm/utils/utils.py

@@ -281,6 +281,8 @@ def set_spec(module, options):
 
     return max_sf_size
 
+def canonicalize_program(obj):
+    update_spill_fill_size(obj)
 
 def get_decomp_table() -> Dict[torch._ops.OperatorBase, Callable]:
     source_decompositions = torch_core_aten_decompositions()