add cache for module

[wzh1994]

📌 PR 内容 / PR Description

• 为Module增加缓存，支持内存、文件、Sqlite、Redis

🔍 相关 Issue / Related Issue

• Fix Optimize the execution time of CI #193

✅ 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)

🧪 如何测试 / How Has This Been Tested?

1. 下一个pr会基于此pr优化单元测试的耗时

⚡ 更新后的用法示例 / Usage After Update

先设置环境变量，标识缓存策略，可选项为sqlite / file / memory / redis

export LAZYLLM_CACHE_STRATEGY=sqlite

然后再module中开启缓存

m = lazyllm.TrainableModule('internlm2-chat-7b').use_cache()
m = lazyllm.OnlineChatModule().use_cache()