v4.7.1 Bugfix release

What's Changed

• [BUGFIX] Add missing use statement for HeadlessModeInterface by @aseemann in #831
• [BUGFIX] Fix middleware handling when headless.cookieDomainPerSite … by @twoldanski in https://github.com/TYPO3

New Contributors

• @aseemann made their first contribution in #831

Full Changelog: v4.7.0...v4.7.1