fix phpstan

Author: theofidry

src/DependencyInjection/LeagueOAuth2ServerExtension.php

@@ -122,6 +122,9 @@ public function process(ContainerBuilder $container)
         $this->assertRequiredBundlesAreEnabled($container);
     }
 
+    /**
+     * @param mixed[] $configs
+     */
     private static function hasDoctrineConnectionsConfigured(array $configs): bool
     {
         foreach ($configs as $config) {
@@ -295,6 +298,9 @@ private function configurePersistence(LoaderInterface $loader, ContainerBuilder
         }
     }
 
+    /**
+     * @param mixed[] $config
+     */
     private function getPersistenceMethod(array $config): ?string
     {
         $persistenceMethod = key($config['persistence']);