crane: feature request mutate --workdir

[thesayyn]

Describe the bug

Currently, the mutate command has no option to set the working dir of the config.

To Reproduce

Expected behavior

mutate should have a --workdir option as it is commonly used.

Additional context

Add any other context about the problem here.

• Output of crane version
• Registry used (e.g., GCR, ECR, Quay)

[github-actions]

This issue is stale because it has been open for 90 days with no
activity. It will automatically close after 30 more days of
inactivity. Keep fresh with the 'lifecycle/frozen' label.

[thesayyn]

this is still relevant