Fix exception with Python architecture hooks

Author: zznop

python/architecture.py

@@ -3057,6 +3057,9 @@ def get_flag_write_low_level_il(
 			elif isinstance(operand, lowlevelil.ILRegister):
 				operand_list[i].constant = False
 				operand_list[i].reg = operand.index
+			elif isinstance(operand, lowlevelil.ILFlag):
+				operand_list[i].constant = False
+				operand_list[i].reg = operand.index
 			else:
 				operand_list[i].constant = True
 				operand_list[i].value = operand