feat(sale): implement modifications filtering and validation for admin sales

app/Domains/Sale/Requests/AdminAppSaleModificationPdfRequest.php

@@ -3,19 +3,14 @@
 namespace App\Domains\Sale\Requests;
 
 use App\Domains\Shared\Rules\ValidTimezone;
-use Illuminate\Foundation\Http\FormRequest;
 
-class AdminAppSaleModificationPdfRequest extends FormRequest
+class AdminAppSaleModificationPdfRequest extends AdminAppSaleModificationIndexRequest
 {
-    public function authorize(): bool
-    {
-        return true;
-    }
-
     /** @return array<string, list<string>> */
     public function rules(): array
     {
         return [
+            ...parent::rules(),
             'timezone' => ['required', 'string', new ValidTimezone],
         ];
     }