Laravel 9 Update (#1413)

Update to Laravel 9 and PHP 8+

Co-authored-by: B.Fatih KOZ <fatih.koz@gmail.com>

bootstrap/application.php

@@ -104,7 +104,7 @@ class application extends Illuminate\Foundation\Application
         return $this->basePath.DS.'config'.($path ? DS.$path : $path);
     }
 
-    public function langPath()
+    public function langPath($path = '')
     {
         return $this->resourcePath().DS.'lang';
     }