Remove dependency on PHPUnit

PHPUnit is indirect dependency
ElementNotFound declared in lib-web extends PHPUnit\Framework\AssertionFailedError;

Author: Naktibalda

composer.json

@@ -15,8 +15,7 @@
     "require": {
         "php": "^8.0",
         "ext-dom": "*",
-        "codeception/lib-web": "^1.0",
-        "phpunit/phpunit": "^9.5 | ^10.0",
+        "codeception/lib-web": "^1.0.6",
         "symfony/css-selector": ">=4.4.24 <8.0"
     },
     "conflict": {