accept provided configuration as array of argv

[davidjgoss]

🤔 What's changed?

Further to #2373, the argv-style provided configuration should also support being an array of strings, as you might pull directly from process.argv.

📋 Checklist:

• I agree to respect and uphold the Cucumber Community Code of Conduct
• I've changed the behaviour of the code
  • I have added/updated tests to cover my changes.
• My change requires a change to the documentation.
  • I have updated the documentation accordingly.
• Users should know about my change
  • I have added an entry to the "Unreleased" section of the CHANGELOG, linking to this pull request.

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[coveralls]

coverage: 98.385% (+0.002%) from 98.383%
when pulling 1391136 on feat/argv-accept-array
into 23e0155 on main.