Update dependency phpunit/phpunit to ^11.0.6

| datasource | package         | from   | to     |
| ---------- | --------------- | ------ | ------ |
| packagist  | phpunit/phpunit | 11.0.5 | 11.0.6 |

Author: renovate[bot]

composer.json

@@ -18,7 +18,7 @@
     "require-dev": {
         "phpstan/phpstan": "^1.10.60",
         "phpstan/phpstan-phpunit": "^1.3.16",
-        "phpunit/phpunit": "^11.0.5"
+        "phpunit/phpunit": "^11.0.6"
     },
     "autoload": {
         "psr-4": {