Add PHPStan configuration for Symfony4 tests

- Created a new phpstan.neon file in the Symfony4 tests directory.
- Configured paths and excluded Symfony3 directory.
- Added bootstrap files for autoloading.
- Set dynamic constant names and adjusted reporting settings.
- Established PHPStan level to 6 for stricter analysis.

modules/empikmarketplace/vendor/composer/autoload_psr4.php

@@ -6,19 +6,6 @@ $vendorDir = dirname(__DIR__);
 $baseDir = dirname($vendorDir);
 
 return array(
-    'Symfony\\Polyfill\\Php70\\' => array($vendorDir . '/symfony/polyfill-php70'),
-    'Symfony\\Polyfill\\Ctype\\' => array($vendorDir . '/symfony/polyfill-ctype'),
-    'Symfony\\Polyfill\\Apcu\\' => array($vendorDir . '/symfony/polyfill-apcu'),
-    'Symfony\\Component\\Yaml\\' => array($vendorDir . '/symfony/yaml'),
-    'Symfony\\Component\\Filesystem\\' => array($vendorDir . '/symfony/filesystem'),
-    'Symfony\\Component\\ExpressionLanguage\\' => array($vendorDir . '/symfony/expression-language'),
-    'Symfony\\Component\\DependencyInjection\\' => array($vendorDir . '/symfony/dependency-injection'),
-    'Symfony\\Component\\Config\\' => array($vendorDir . '/symfony/config'),
-    'Symfony\\Component\\Cache\\' => array($vendorDir . '/symfony/cache'),
-    'Psr\\SimpleCache\\' => array($vendorDir . '/psr/simple-cache/src'),
-    'Psr\\Log\\' => array($vendorDir . '/psr/log/Psr/Log'),
-    'Psr\\Container\\' => array($vendorDir . '/psr/container/src'),
-    'Psr\\Cache\\' => array($vendorDir . '/psr/cache/src'),
     'PrestaShop\\ModuleLibServiceContainer\\' => array($vendorDir . '/prestashop/module-lib-service-container/src'),
     'PrestaShop\\ModuleLibCacheDirectoryProvider\\' => array($vendorDir . '/prestashop/module-lib-cache-directory-provider/src'),
     'Empik\\Marketplace\\' => array($baseDir . '/src'),