https://github.com/toeverything/AFFiNE/issues/13509
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## Summary by CodeRabbit
* **Chores**
* Upgraded Mermaid dependency to v11.1.0 in the frontend core package.
* **Impact**
* Improved diagram rendering and compatibility with newer Mermaid
syntax.
* Potential performance and security improvements from upstream updates.
* No UI changes expected; existing diagrams should continue to work.
* Please verify critical diagram views for any rendering differences.
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Co-authored-by: L-Sun <zover.v@gmail.com>
Co-authored-by: DarkSky <25152247+darkskygit@users.noreply.github.com>
