Migrate from phpunit/phpunit (archived) to sebastianbergmann/phpunit?

[cclauss]

example-phpunit/composer.json

Line 10 in 6667a7b

"phpunit/phpunit": "^9.6"

• https://github.com/phpunit repos are archived.
• https://github.com/sebastianbergmann/phpunit/releases is currently PHPUnit 11.1.2.

[g105b]

Thanks - another good tidy. You're right, the org was changed a long time ago.