Update dependency phpunit/phpunit to v11 (#25)

* Update dependency phpunit/phpunit to v11

---------

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>
Co-authored-by: Frank Dekker <[email protected]>

Author: renovate[bot]

composer.json

@@ -32,7 +32,7 @@
         "phpstan/phpstan-phpunit": "^1.3",
         "phpstan/phpstan-strict-rules": "^1.5",
         "phpstan/phpstan-symfony": "^1.3",
-        "phpunit/phpunit": "^10.4",
+        "phpunit/phpunit": "^10.4 || ^11.0",
         "ramsey/uuid": "^4.7",
         "roave/security-advisories": "dev-latest",
         "sentry/sentry": "^4.2",

phpunit.xml.dist

@@ -1,6 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <phpunit xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
          xsi:noNamespaceSchemaLocation="https://schema.phpunit.de/10.4/phpunit.xsd"
+         bootstrap="tests/bootstrap.php"
          failOnRisky="true"
          failOnWarning="true"
          beStrictAboutChangesToGlobalState="true"

tests/bootstrap.php

@@ -0,0 +1,8 @@
+<?php
+
+declare(strict_types=1);
+
+use Symfony\Component\ErrorHandler\ErrorHandler;
+
+// PHPUnit 11 compatibility. Symfony does not unregister error handlers (yet)
+ErrorHandler::register(null, false);