3.x is compatible with PHPUnit 9 only

Author: Naktibalda

composer.json

@@ -24,6 +24,7 @@
         "ext-mbstring": "*",
         "codeception/codeception": "*@dev",
         "codeception/lib-web": "^1.0.1",
+        "phpunit/phpunit": "^9.5",
         "symfony/browser-kit": "^4.4.24 || ^5.4 || ^6.0",
         "symfony/dom-crawler": "^4.4.30 || ^5.4 || ^6.0"
     },