Update dependency phpunit/phpunit to v13

| datasource | package         | from   | to     |
| ---------- | --------------- | ------ | ------ |
| packagist  | phpunit/phpunit | 12.5.9 | 13.0.0 |


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

Author: renovate[bot]

composer.json

@@ -11,7 +11,7 @@
     },
     "require-dev": {
         "friendsofphp/php-cs-fixer": "^3.89",
-        "phpunit/phpunit": "^12.4",
+        "phpunit/phpunit": "^13.0",
         "vimeo/psalm": "^6.13"
     },
     "minimum-stability": "dev",