Bump json5 and jest in /backend

Bumps [json5](https://github.com/json5/json5) to 2.2.3 and updates ancestor dependencies [json5](https://github.com/json5/json5), [json5](https://github.com/json5/json5) and [jest](https://github.com/facebook/jest/tree/HEAD/packages/jest). These dependencies need to be updated together.


Updates `json5` from 2.1.0 to 2.2.3
- [Release notes](https://github.com/json5/json5/releases)
- [Changelog](https://github.com/json5/json5/blob/main/CHANGELOG.md)
- [Commits](json5/json5@v2.1.0...v2.2.3)

Updates `json5` from 1.0.1 to 2.2.3
- [Release notes](https://github.com/json5/json5/releases)
- [Changelog](https://github.com/json5/json5/blob/main/CHANGELOG.md)
- [Commits](json5/json5@v2.1.0...v2.2.3)

Updates `jest` from 23.6.0 to 29.3.1
- [Release notes](https://github.com/facebook/jest/releases)
- [Changelog](https://github.com/facebook/jest/blob/main/CHANGELOG.md)
- [Commits](https://github.com/facebook/jest/commits/v29.3.1/packages/jest)

---
updated-dependencies:
- dependency-name: json5
  dependency-type: indirect
- dependency-name: json5
  dependency-type: indirect
- dependency-name: jest
  dependency-type: direct:development
...

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

Author: dependabot[bot]