fix: tts mode show default_value not working correctly

--bug=1050963 --user=刘瑞斌 【模型管理】语音输出模型，参数没勾选显示默认值，但是在应用中显示了默认值 https://www.tapd.cn/57709429/s/1638375

Author: liuruibin

ui/src/views/application/component/TTSModeParamSettingDialog.vue

@@ -76,7 +76,7 @@ const open = (model_id: string, application_id?: string, model_setting_data?: an
   api.then((ok) => {
     model_form_field.value = ok.data
     const resp = ok.data
-      .map((item: any) => ({ [item.field]: item.default_value }))
+      .map((item: any) => ({ [item.field]: item.show_default_value !== false ? item.default_value : undefined }))
       .reduce((x, y) => ({ ...x, ...y }), {})
     // 删除不存在的字段
     if (model_setting_data) {