chore(deps-dev): bump mocha and @types/mocha in /vscode-extension

Bumps [mocha](https://github.com/mochajs/mocha) and [@types/mocha](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/mocha). These dependencies needed to be updated together.

Updates `mocha` from 10.4.0 to 10.7.3
- [Release notes](https://github.com/mochajs/mocha/releases)
- [Changelog](https://github.com/mochajs/mocha/blob/main/CHANGELOG.md)
- [Commits](mochajs/mocha@v10.4.0...v10.7.3)

Updates `@types/mocha` from 10.0.6 to 10.0.8
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/mocha)

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

Signed-off-by: dependabot[bot] <[email protected]>