fix tests

src/Exceptions/ExpectationNotFoundException.php

@@ -1,18 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Pest\Exceptions;
-
-use InvalidArgumentException;
-
-/**
- * @internal
- */
-final class ExpectationNotFoundException extends InvalidArgumentException
-{
-    public function __construct(string $expectationName)
-    {
-        parent::__construct(sprintf('Impossible to find [%s] expectation', $expectationName));
-    }
-}