Remove the reliance on php-imap extension to test imap connection in setting. Also removed the check for php-imap in the mai, parser as we use fully rely on webklex

cron_ticket_email_parser.php

@@ -41,11 +41,6 @@ if ($argv[1] !== $config_cron_key) {
     exit("Cron Key invalid  -- Quitting..");
 }
 
-// Check IMAP extension works/installed
-if (!function_exists('imap_open')) {
-    exit("Email Parser: PHP IMAP extension is not installed. See https://docs.itflow.org/ticket_email_parse  -- Quitting..");
-}
-
 // Get system temp directory
 $temp_dir = sys_get_temp_dir();