Bump json5 from 2.1.3 to 2.2.2 in /demo

Bumps [json5](https://github.com/json5/json5) from 2.1.3 to 2.2.2.
- [Release notes](https://github.com/json5/json5/releases)
- [Changelog](https://github.com/json5/json5/blob/main/CHANGELOG.md)
- [Commits](json5/json5@v2.1.3...v2.2.2)

---
updated-dependencies:
- dependency-name: json5
  dependency-type: direct:production
...

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

Author: dependabot[bot]