Update phpunit/phpunit requirement || ^11.0 in /src/Common

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/11.5.2/ChangeLog-11.5.md)
- [Commits](sebastianbergmann/phpunit@9.5.0...11.5.2)

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

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

Author: dependabot[bot]

src/Common/composer.json

@@ -21,7 +21,7 @@
     },
     "require-dev": {
         "nyholm/nsa": "^1.1",
-        "phpunit/phpunit": "^9.5",
+        "phpunit/phpunit": "^9.5 || ^11.0",
         "symfony/stopwatch": "~2.5 || ~5.0"
     },
     "suggest": {