Send promos to document.html.php for dropdown list

controllers/document.php

 <?php
 
 require_once(dirname(__DIR__) . "/models/document.class.php");
+require_once(dirname(__DIR__) . "/models/promo.class.php");
 
 function document()
 {
     set("title", "Titre");
     set("data", Document::getAll());
+    set("promos", Promo::getAll());
     
     return html("list.html.php", "layout.html.php");
 }