Update dependency phpunit/phpunit to v13

| datasource | package         | from    | to     |
| ---------- | --------------- | ------- | ------ |
| packagist  | phpunit/phpunit | 11.5.50 | 13.0.0 |


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

Author: renovate[bot]

composer.json

@@ -29,7 +29,7 @@
     },
     "require-dev": {
         "laminas/laminas-coding-standard": "~3.1.0",
-        "phpunit/phpunit": "^11.5.46",
+        "phpunit/phpunit": "^13.0.0",
         "vimeo/psalm": "^6.14.3"
     },
     "autoload": {