chore(deps-dev): bump @docusaurus/tsconfig from 3.8.1 to 3.9.2

Bumps [@docusaurus/tsconfig](https://github.com/facebook/docusaurus/tree/HEAD/packages/docusaurus-tsconfig) from 3.8.1 to 3.9.2.
- [Release notes](https://github.com/facebook/docusaurus/releases)
- [Changelog](https://github.com/facebook/docusaurus/blob/main/CHANGELOG.md)
- [Commits](https://github.com/facebook/docusaurus/commits/v3.9.2/packages/docusaurus-tsconfig)

---
updated-dependencies:
- dependency-name: "@docusaurus/tsconfig"
  dependency-version: 3.9.2
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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Author: dependabot[bot]