Update dependency phpunit/phpunit to v11

| datasource | package         | from    | to     |
| ---------- | --------------- | ------- | ------ |
| packagist  | phpunit/phpunit | 10.5.20 | 11.5.2 |


Signed-off-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

composer.json

@@ -37,7 +37,7 @@
     "patchlevel/coding-standard": "^1.3.0",
     "phpspec/prophecy-phpunit": "^2.1.0",
     "phpstan/phpstan": "^2.1.0",
-    "phpunit/phpunit": "^10.5.2",
+    "phpunit/phpunit": "^11.0.0",
     "psalm/plugin-symfony": "^5.2",
     "roave/security-advisories": "dev-master",
     "vimeo/psalm": "^5.17.0"