Bump the npm-dependencies group across 1 directory with 3 updates

Bumps the npm-dependencies group with 2 updates in the /slides directory: [@slidev/cli](https://github.com/slidevjs/slidev) and [playwright-chromium](https://github.com/microsoft/playwright).


Updates `@slidev/cli` from 0.49.27 to 0.49.29
- [Release notes](https://github.com/slidevjs/slidev/releases)
- [Commits](slidevjs/slidev@v0.49.27...v0.49.29)

Updates `mermaid` from 10.9.3 to 11.4.1
- [Release notes](https://github.com/mermaid-js/mermaid/releases)
- [Changelog](https://github.com/mermaid-js/mermaid/blob/develop/CHANGELOG.md)
- [Commits](https://github.com/mermaid-js/mermaid/compare/v10.9.3...mermaid@11.4.1)

Updates `playwright-chromium` from 1.46.1 to 1.49.1
- [Release notes](https://github.com/microsoft/playwright/releases)
- [Commits](microsoft/playwright@v1.46.1...v1.49.1)

---
updated-dependencies:
- dependency-name: "@slidev/cli"
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: npm-dependencies
- dependency-name: mermaid
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: npm-dependencies
- dependency-name: playwright-chromium
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: npm-dependencies
...

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