HTTPS対応修正2箇所

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[1] ipn/mod/receiver/CIpnReceiver.inc.php : 31-37
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//-- [BEGIN] https 2021-11-25
$b_https = (( isset( $_SERVER["HTTPS"] ) ) && ( $_SERVER["HTTPS"] == "on" ));
if ( $b_https ){
	$this->port=intval($_SERVER["SERVER_PORT"]);
	$this->domain="ssl://".$this->domain;
}
//-- [END] https 2021-11-25
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[2] sim/mod/checkout/CCheckoutSimulator.inc.php : 27-32
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//-- [BEGIN] https 2021-11-25
if ( $ux["scheme"] == "https" ){
	$port=intval($_SERVER["SERVER_PORT"]);
	$domain="ssl://".$domain;
}
//-- [END] https 2021-11-25
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