Bump excoveralls from 0.12.2 to 0.12.3 (#106)
Bump excoveralls from 0.12.2 to 0.12.3 (#106)

Bumps [excoveralls](https://github.com/parroty/excoveralls) from 0.12.2 to 0.12.3.
- [Release notes](https://github.com/parroty/excoveralls/releases)
- [Changelog](https://github.com/parroty/excoveralls/blob/master/CHANGELOG.md)
- [Commits](https://github.com/parroty/excoveralls/compare/v0.12.2...v0.12.3)

Signed-off-by: dependabot-preview[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>

Co-authored-by: dependabot-preview[bot] <6a4c1c4838f800d1998274cd5234e1f65c55e90c@users.noreply.github.com>
dragonwasrobot/json-schema-to-elm