RGOPS-6849 Add new 3DS decline codes (#93)

* Update GatewayCodes.php

* Update GatewayChecksum.php

Author: Nick-RG

src/GatewayChecksum.php

@@ -10,9 +10,9 @@
 
 class GatewayChecksum
 {
-    private const VERSION = "P8.27";
+    private const VERSION = "P8.28";
     public static $checksum = "";
-    public static $baseChecksum = "c3a22d7ecf2f2bc8e62dd63976a74648";
+    public static $baseChecksum = "9d1889f9013e2de43fa4119f004f1331";
     public static $versionNo = GatewayChecksum::VERSION;
 
 //////////////////////////////////////////////////////////////////////

src/GatewayCodes.php

@@ -130,6 +130,9 @@ class GatewayCodes {
     const REASON_3DSECURE_INVALID_TRANSACTION     = 232;
     const REASON_3DSECURE_ACS_TECHNICAL_ISSUE     = 233;
     const REASON_3DSECURE_EXCEEDS_MAX_CHALLENGES  = 234;
+	const REASON_3DSECURE_EXPIRED_CARD            = 235;
+	const REASON_3DSECURE_STOLEN_CARD             = 236;
+	
     const REASON_DNS_FAILURE               = 300;
     const REASON_UNABLE_TO_CONNECT         = 301;
     const REASON_REQUEST_XMIT_ERROR        = 302;