fix servermodule bug together with gradio

[wzh1994]

📌 PR 内容 / PR Description

• 修复了高版本的gradio在使用ServerModule时候的bug

🔍 相关 Issue / Related Issue

✅ 变更类型 / Type of Change

• 修复 Bug / Bug fix (non-breaking change that fixes an issue)
• 新功能 / New feature (non-breaking change that adds functionality)
• 重构 / Refactor (no functionality change, code structure optimized)
• 重大变更 / Breaking change (fix or feature that would cause existing functionality to change)
• 文档更新 / Documentation update (changes to docs only)
• 性能优化 / Performance optimization

🧪 如何测试 / How Has This Been Tested?

1. 后续补充单元测试（等待测试重构分支合并）