feat: add arg to check()
As explained in #185 (closed)
To test
python -m pytest -v enoslib/tests/unit/test_check.py -s -vNote that I also added a CONTRIBUTING.md if you don't like it, I can delete it 
GitLab upgrade completed. Current version is 18.1.6 - https://about.gitlab.com/releases/2025/06/19/gitlab-18-1-released/
As explained in #185 (closed)
To test
python -m pytest -v enoslib/tests/unit/test_check.py -s -vNote that I also added a CONTRIBUTING.md if you don't like it, I can delete it