Add volume alias

[AmelBawa-msft]

Summary of the Pull Request

• Add volume alias

PR Checklist

• Closes: Link to issue #xxx
• Communication: I've discussed this with core contributors already. If work hasn't been agreed, this work might be rejected
• Tests: Added/updated if needed and all pass
• Localization: All end user facing strings can be localized
• Dev docs: Added/updated if needed
• Documentation updated: If checked, please file a pull request on our docs repo and link it here: #xxx

Detailed Description of the Pull Request / Additional comments

Validation Steps Performed

[Copilot]

Pull request overview

This PR updates the WSLC CLI argument definitions to add a short -v alias for the --volume option, aligning volume mount usage with common container CLI conventions.

Changes:

• Add -v short alias for the --volume argument.