Bug: 头像插件有返回alt为空的时候，是否删除代码

[bo-Chou]

Version

Vben Admin V5

Describe the bug?

packages/@core/ui-kit/shadcn-ui/src/components/avatar/avatar.vue 文件中的slice会报异常。

Reproduction

我修改了 .env 的VITE_APP_TITLE 属性后出现的问题

System Info

System:
    OS: Windows 11 10.0.26100
    CPU: (20) x64 13th Gen Intel(R) Core(TM) i9-13900H
    Memory: 6.20 GB / 31.66 GB
  Binaries:
    Node: 20.17.0 - D:\Software\nodejs\node.EXE
    npm: 10.8.3 - D:\Software\nodejs\npm.CMD
    pnpm: 9.15.2 - ~\AppData\Local\pnpm\pnpm.CMD
  Browsers:
    Edge: Chromium (127.0.2651.74)
    Internet Explorer: 11.0.26100.1882

Relevant log output

No response

Validations

• Read the docs
• Ensure the code is up to date. (Some issues have been fixed in the latest version)
• I have searched the existing issues and checked that my issue does not duplicate any existing issues.
• Check that this is a concrete bug. For Q&A open a GitHub Discussion or join our Discord Chat Server.
• The provided reproduction is a minimal reproducible example of the bug.