fix: update language options

src/i18n/en.ts

@@ -93,8 +93,6 @@ export default {
     'relay feeds': 'relay feeds',
     edit: 'edit',
     Languages: 'Languages',
-    English: 'English',
-    Chinese: 'Chinese',
     Theme: 'Theme',
     System: 'System',
     Light: 'Light',

src/i18n/zh.ts

@@ -92,8 +92,6 @@ export default {
     'relay feeds': '服务器信息流',
     edit: '编辑',
     Languages: '语言',
-    English: '英语',
-    Chinese: '中文',
     Theme: '主题',
     System: '系统',
     Light: '浅色',

src/pages/secondary/SettingsPage/index.tsx

@@ -30,8 +30,8 @@ export default function SettingsPage({ index }: { index?: number }) {
             <SelectValue />
           </SelectTrigger>
           <SelectContent>
-            <SelectItem value="en">{t('English')}</SelectItem>
-            <SelectItem value="zh">{t('Chinese')}</SelectItem>
+            <SelectItem value="en">English</SelectItem>
+            <SelectItem value="zh">简体中文</SelectItem>
           </SelectContent>
         </Select>
       </div>