schunk_modular_robotics: 0.5.7-2 in 'indigo/distribution.yaml' [bloom]

Increasing version of package(s) in repository `schunk_modular_robotics` to `0.5.7-2`:

- upstream repository: https://github.com/ipa320/schunk_modular_robotics.git
- release repository: https://github.com/ipa320/schunk_modular_robotics-release.git
- distro file: `indigo/distribution.yaml`
- bloom version: `0.5.11`
- previous version for package: `0.5.5-0`