[BUG] FAQ link wrong address

[Cygra]

Bug Description
Please provide a clear and concise description of what the bug is.

This FAQ link redirects to https://github.com/chatboxai/chatbox/blob/main/FAQ.md, which is 404 and should be https://github.com/chatboxai/chatbox/blob/main/doc/FAQ.md.

Steps to Reproduce
Please provide the steps to reproduce the bug:

1. Go to "..."
2. Click on "..."
3. Scroll down to "..."
4. Observe the bug.

Expected Results
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Redirects to https://github.com/chatboxai/chatbox/blob/main/doc/FAQ.md.

Actual Results
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Screenshots
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Desktop (please complete the following information):

• Operating System: [e.g. macOS] macOS
• Application Version: [e.g. 2.0.1] 1.11.3

Additional Context
Please provide any additional context about the issue, such as interactions with other software or applications.

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Bug 描述
清晰简洁地描述这个 bug 是什么。

重现步骤
请提供能够让我们重现这个 bug 的步骤：

1. 前往 "......"
2. 点击 "......"
3. 滚动到 "......"
4. 发现了这个 bug。

期望结果
请清晰简洁地描述预期的行为。

实际结果
请清晰简洁地描述实际的行为。

截图
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桌面端（请填写以下信息）：

• 操作系统：[例如 macOS]
• 应用程序版本：[例如 2.0.1]

其他上下文
在这里提供关于问题的任何其他上下文，例如与其他软件或应用程序的交互等。