fixes #3576

Description

See #3576

Usage examples

// commitlint.config.js
module.exports = {
  'scope-enum': [2, 'always', ['foo', 'baz']],
};

echo "type(foo, baz): subject" | commitlint # passes

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)

Checklist:

• My change requires a change to the documentation.
• I have updated the documentation accordingly.
• I have added tests to cover my changes.
• All new and existing tests passed.