Add version cli command (#2498)
* add version cli command
* Update src/huggingface_hub/commands/version.py
Co-authored-by: Celina Hanouti <hanouticelina@gmail.com>
* variable name fix from env_parser to version_parser
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Co-authored-by: Celina Hanouti <hanouticelina@gmail.com>
Co-authored-by: Lucain <lucain@huggingface.co>
