Update phpunit/phpunit requirement from ^10.5.10 to ^10.5.10 || ^11.0.0

Updates the requirements on [phpunit/phpunit](https://github.com/sebastianbergmann/phpunit) to permit the latest version.
- [Release notes](https://github.com/sebastianbergmann/phpunit/releases)
- [Changelog](https://github.com/sebastianbergmann/phpunit/blob/11.0.9/ChangeLog-11.0.md)
- [Commits](sebastianbergmann/phpunit@10.5.10...11.0.9)

---
updated-dependencies:
- dependency-name: phpunit/phpunit
  dependency-type: direct:development
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

Diff for: composer.json

@@ -19,7 +19,7 @@
         "adlawson/vfs": "^0.12.1",
         "doctrine/orm": "^2.5",
         "phpstan/phpstan": "^1.10.57",
-        "phpunit/phpunit": "^10.5.10",
+        "phpunit/phpunit": "^10.5.10 || ^11.0.0",
         "symfony/console": "^4.4|^5.1",
         "symfony/filesystem": "^4.4|^5.1",
         "symfony/process": "^4.4|^5.1",