Remove max length from input

Useless now

index.php

@@ -107,7 +107,7 @@ function x() {
 <h1>Deposit</h1>
 Here, you can buy an Aztec barcode that you can scan to add money to your RevBank account.
 <form method=post action=mollie.php>
-Amount: <input id=custom type=text size=6 maxlength=21 style="width:6ch" name=amount pattern="(?:[0-9]+(?:[,.][0-9]{2})?)?(?:!\w+)?" title="42 or 42.00 or 42,00" onkeyup="return ch(this)" value="<?php echo($prefill); ?>"> <input type=submit value=ok><br>
+Amount: <input id=custom type=text size=6 style="width:6ch" name=amount pattern="(?:[0-9]+(?:[,.][0-9]{2})?)?(?:!\w+)?" title="42 or 42.00 or 42,00" onkeyup="return ch(this)" value="<?php echo($prefill); ?>"> <input type=submit value=ok><br>
 <div id=insufficient>Note: the minimum amount is <?php print($limit_min); ?> because of transaction fees that we can't (legally) pass on to you.</div>
 <div id=exceeded>Note: the maximum amount is <?php print($limit_max); ?>.</div>
 <p>