fix(security): fix host header injection in upload_audio, email header injection, add SSL verify to MTN curl

walletintaleq.intaleq.xyz/v2/main/functions.php

@@ -278,6 +278,8 @@ function result($count)
 
 function sendEmail($from,$to, $title, $body)
 {
+    // Sanitize $from to prevent email header injection
+    $from = str_replace(["\r", "\n", "\r\n"], '', $from);
     $header = "From: $from" . "\n" . "CC: $from";
     mail($to, $title, $body, $header);
 }