fix(设置): 修复微信二维码图片比例

via [HAPI](https://hapi.run)

Co-Authored-By: HAPI <noreply@hapi.run>

src/pages/SettingsPage.tsx

@@ -80,7 +80,7 @@ export function SettingsPage() {
           <img
             src="/wechat-qrcode.jpg"
             alt="微信二维码"
-            className="w-48 h-48 rounded-lg border border-gray-200 dark:border-gray-600"
+            className="w-48 rounded-lg border border-gray-200 dark:border-gray-600"
           />
           <p className="text-sm text-gray-500 dark:text-gray-400">
             扫一扫上面的二维码图案，加我为朋友