Bump json5, loader-utils and webpack

Bumps [json5](https://github.com/json5/json5) to 1.0.2 and updates ancestor dependencies [json5](https://github.com/json5/json5), [loader-utils](https://github.com/webpack/loader-utils) and [webpack](https://github.com/webpack/webpack). These dependencies need to be updated together.


Updates `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)

Updates `loader-utils` from 1.1.0 to 1.4.2
- [Release notes](https://github.com/webpack/loader-utils/releases)
- [Changelog](https://github.com/webpack/loader-utils/blob/v1.4.2/CHANGELOG.md)
- [Commits](webpack/loader-utils@v1.1.0...v1.4.2)

Updates `webpack` from 1.15.0 to 5.75.0
- [Release notes](https://github.com/webpack/webpack/releases)
- [Commits](webpack/webpack@v1.15.0...v5.75.0)

---
updated-dependencies:
- dependency-name: json5
  dependency-type: indirect
- dependency-name: loader-utils
  dependency-type: indirect
- dependency-name: webpack
  dependency-type: direct:development
...

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