build(deps-dev): bump @types/mocha in the mocha group across 1 directory

Bumps the mocha group with 1 update in the / directory: [@types/mocha](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/mocha).


Updates `@types/mocha` from 10.0.7 to 10.0.9
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/mocha)

---
updated-dependencies:
- dependency-name: "@types/mocha"
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: mocha
...

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Author: dependabot[bot]