fix(deps): update dependency md-editor-v3 to v5.8.3

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
md-editor-v3 (source)	5.8.2 -> 5.8.3

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Release Notes

imzbf/md-editor-v3 (md-editor-v3)

v5.8.3

Compare Source

重构

• ⭐️ 总是显示mermaid代码，不渲染没有闭合的mermaid模块(#​901)。

修复问题

• 🐞 目录被代码块头部遮挡(#​917)。
• 🐞 代码块存在跨站脚本攻击问题。

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Refactor

• ⭐️ Always display mermaid code, do not render any unclosed mermaid block(#​901).

Fixed Bugs

• 🐞 Catalog is obscured by header of code block(#​917).
• 🐞 XSS issues present in code blocks.

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