refactor: ready DatabaseSeeder.php for php artisan db:seed

* We are not using `factories/UserFactory` instead Seeder class `UserSeeder.php`

* `db:seed` command behind the scenes will execute `run()` method of `DatabaseSeeder.php` class

Author: ahmadhuss

database/seeders/DatabaseSeeder.php

@@ -13,6 +13,6 @@ class DatabaseSeeder extends Seeder
      */
     public function run()
     {
-        // \App\Models\User::factory(10)->create();
+        $this->call([UserSeeder::class]);
     }
 }