fix bug

@@ -619,7 +619,7 @@ class BSWorkbook(Workbook):
                         except Exception as e:
                             pass
                         else:
-                            price = price_total*100/(rate+100)
+                            price = round(price_total*100/(rate+100), 2)
                     license_dict['不含税价(逻辑计算)'] = price
                 for search_field, write_field in field_order:
                     field_value = license_dict.get(search_field, '')