chore(deps): bump mocha from 10.0.0 to 10.8.2 in /slides/snippets

Bumps [mocha](https://github.com/mochajs/mocha) from 10.0.0 to 10.8.2.
- [Release notes](https://github.com/mochajs/mocha/releases)
- [Changelog](https://github.com/mochajs/mocha/blob/main/CHANGELOG.md)
- [Commits](mochajs/mocha@v10.0.0...v10.8.2)

---
updated-dependencies:
- dependency-name: mocha
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>