feat: support pdm.lock

[dazza-codes]

Feature Request

Describe the Feature Request

Support pdm.lock for https://pdm-project.org/latest/

Or advise if that file has the same format as a poetry.lock file (and update documentation).

If the feature request is approved, would you be willing to submit a PR? (Help can be provided if you need assistance submitting a PR)

• [ ] Yes
• [x] No