Update phpunit/phpunit requirement from ^10.5 to ^11.0

Updates the requirements on [phpunit/phpunit](https://github.com/sebastianbergmann/phpunit) to permit the latest version.
- [Changelog](https://github.com/sebastianbergmann/phpunit/blob/11.0.4/ChangeLog-11.0.md)
- [Commits](sebastianbergmann/phpunit@10.5.0...11.0.4)

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

Signed-off-by: dependabot[bot] <support@github.com>

composer.json

@@ -20,7 +20,7 @@
     "require-dev": {
         "appocular/coding-standard": "^2.0",
         "phpstan/phpstan": "^1.10",
-        "phpunit/phpunit": "^10.5",
+        "phpunit/phpunit": "^11.0",
         "sempro/phpunit-pretty-print": "^1.2",
         "symfony/console": "^5.0",
         "phpspec/prophecy": "^1.15",