Bump form-data and coveralls-next

Bumps [form-data](https://github.com/form-data/form-data) to 4.0.4 and updates ancestor dependency [coveralls-next](https://github.com/jtwebman/coveralls-next). These dependencies need to be updated together.


Updates `form-data` from 4.0.0 to 4.0.4
- [Release notes](https://github.com/form-data/form-data/releases)
- [Changelog](https://github.com/form-data/form-data/blob/master/CHANGELOG.md)
- [Commits](form-data/form-data@v4.0.0...v4.0.4)

Updates `coveralls-next` from 4.2.0 to 4.2.2
- [Release notes](https://github.com/jtwebman/coveralls-next/releases)
- [Commits](https://github.com/jtwebman/coveralls-next/commits)

---
updated-dependencies:
- dependency-name: form-data
  dependency-version: 4.0.4
  dependency-type: indirect
- dependency-name: coveralls-next
  dependency-version: 4.2.2
  dependency-type: direct:development
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]