Update sebastian/phpcpd requirement from ^3.0 to ^3.0 || ^4.0
Update sebastian/phpcpd requirement from ^3.0 to ^3.0 || ^4.0

Updates the requirements on [sebastian/phpcpd](https://github.com/sebastianbergmann/phpcpd) to permit the latest version.
- [Release notes](https://github.com/sebastianbergmann/phpcpd/releases)
- [Changelog](https://github.com/sebastianbergmann/phpcpd/blob/master/ChangeLog.md)
- [Commits](https://github.com/sebastianbergmann/phpcpd/compare/3.0.0...4.1.0)

Signed-off-by: dependabot-preview[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
Mezzle/queuejitsu