remove error reporting

registration-system/index.php

 <?php
 session_start();
-ini_set('display_errors', 1);
-ini_set('display_startup_errors', 1);
-error_reporting(E_ALL);
 require_once __DIR__ . '/frameworks/Environment.php';
 require_once __DIR__ . '/view/default_index.php';
 require_once __DIR__ . '/view/signups/index.php';