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

Dependabot will resolve any conflicts with this PR as long as you don't alter it yourself. You can also trigger a rebase manually by commenting @dependabot rebase.

---

Dependabot commands and options

You can trigger Dependabot actions by commenting on this PR:

• @dependabot rebase will rebase this PR
• @dependabot recreate will recreate this PR, overwriting any edits that have been made to it
• @dependabot merge will merge this PR after your CI passes on it
• @dependabot squash and merge will squash and merge this PR after your CI passes on it
• @dependabot cancel merge will cancel a previously requested merge and block automerging
• @dependabot reopen will reopen this PR if it is closed
• @dependabot close will close this PR and stop Dependabot recreating it. You can achieve the same result by closing it manually
• @dependabot show <dependency name> ignore conditions will show all of the ignore conditions of the specified dependency
• @dependabot ignore this major version will close this PR and stop Dependabot creating any more for this major version (unless you reopen the PR or upgrade to it yourself)
• @dependabot ignore this minor version will close this PR and stop Dependabot creating any more for this minor version (unless you reopen the PR or upgrade to it yourself)
• @dependabot ignore this dependency will close this PR and stop Dependabot creating any more for this dependency (unless you reopen the PR or upgrade to it yourself)