Update dependency phpunit/phpunit to v12

| datasource | package         | from    | to     |
| ---------- | --------------- | ------- | ------ |
| packagist  | phpunit/phpunit | 10.5.46 | 12.2.2 |


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

Author: renovate[bot]

composer.json

@@ -40,7 +40,7 @@
     },
     "require-dev": {
         "laminas/laminas-coding-standard": "^3.0",
-        "phpunit/phpunit": "^10.5.37",
+        "phpunit/phpunit": "^12.0.0",
         "psalm/plugin-phpunit": "^0.19",
         "roave/security-advisories": "dev-master",
         "squizlabs/php_codesniffer": "^3.10",