Update README.md

v4: Release 4.0.0

Bump json5 from 1.0.1 to 1.0.2 (#9)

Bumps [json5](https://github.com/json5/json5) from 1.0.1 to 1.0.2.
- [Release notes](https://github.com/json5/json5/releases)
- [Changelog](https://github.com/json5/json5/blob/main/CHANGELOG.md)
- [Commits](json5/json5@v1.0.1...v1.0.2)

---
updated-dependencies:
- dependency-name: json5
  dependency-type: indirect
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

feat: Upgrade to the Node 16 runtime (#2)

Also upgrade all of the dependencies

chore: Fix test workflow