Add/Improve Unit Tests (RSpec) on actions/helpers

[AliSoftware]

There's only a little part of our release toolkit covered with unit tests / specs.

This tasks consists on increasing our unit test coverage for our actions and our helper methods as well as improving the RSpec / Unit test infrastructure / architecture if/where needed.

• [ ] Helpers
  • [ ] *_version_helper iOS + Android (🚧 WIP)
  • [ ] *_git_helper iOS + Android (🚧 WIP)
  • [ ] Other iOS helpers (🚧 WIP)
  • [ ] Common (non-platform-specific) helpers
• [ ] Actions
  • [ ] Android actions
  • [ ] iOS Actions
  • [ ] Common Actions
  • [ ] Configure Actions