Update tightenco/duster requirement from ^2.7 to ^3.0

[dependabot[bot]]

Updates the requirements on tightenco/duster to permit the latest version.

Release notes

Sourced from tightenco/duster's releases.

v3.0.1

What's Changed

• Add and update ref and repository in GH stubs by @​driftingly in tighten/duster#150
• [3.x] Fix issue with new PHP CS Fixer by @​driftingly in tighten/duster#152

Full Changelog: https://github.com/tighten/duster/compare/v3.0.0...v3.0.1

Commits

• 0128c2e Merge pull request #152 from tighten/drift/update-custom-order-class
• a92b053 Update build
• ebe2e72 Set shell when installing dependencies
• 7dd5814 Composer install different on windows
• a6afa79 Dusting
• 5c6d535 Updates for PHPStan
• 3e89106 Update dependencies and build
• c4195fd Include composer-dev.lock
• 16c10e9 Update dependencies
• b257849 Fix issue with new PHP CS Fixer
• Additional commits viewable in compare view

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