fix: Simplified Chinese not working

frontend/packages/common/src/components/aoplatform/LanguageSetting.tsx

@@ -1,6 +1,5 @@
 import { Dropdown, Row, Col, Button } from 'antd';
 import i18n from '@common/locales';
-import { $t } from '@common/locales';
 import { memo, useEffect, useMemo } from 'react';
 import { useGlobalContext } from '@common/contexts/GlobalStateContext';
 import { Icon } from '@iconify/react/dist/iconify.js';

frontend/packages/common/src/locales/index.ts

@@ -15,7 +15,7 @@ import localJa_JP from './scan/ja-JP.json'; // 本地翻译英文文件
 // import config from '../../../../i18next-scanner.config.js';
 
 const resources = {
-  'zh-CH': {
+  'zh-CN': {
     translation: localZh_CN,
     ...zhCN
   },