moved dependencies to dev and made transitive dependencies explicit

[fpgmaas]

Description

This PR solves the dependency issues listed in https://github.com/jdb78/pytorch-forecasting/issues/1130

Checklist

• [x] Linked issues (if existing)
• [ ] Amended changelog for large changes (and added myself there as contributor)
• [ ] Added/modified tests
• [ ] Used pre-commit hooks when committing to ensure that code is compliant with hooks. Install hooks with pre-commit install. To run hooks independent of commit, execute pre-commit run --all-files

Make sure to have fun coding!