fixed issue where first,last,email change created a new registration rather than update old

Author: tcdahlberg

force-app/main/default/classes/SummitEventsRegisterController.cls

@@ -494,7 +494,7 @@ public with sharing class SummitEventsRegisterController {
             }
         }
 
-        eventRegistration = rCRUD.updateRegistration(eventRegistration, eventInformation.registrationId, registrantAudience, eventFeeList);
+        eventRegistration = rCRUD.updateRegistration(eventRegistration, incomingEventRegistrationId, registrantAudience, eventFeeList);
 
         String dayOfWeek = SummitEventsShared.convertDateToDatetime(evtInstance.Instance_Start_Date__c, null, '').format('EEEE');
         //Insert pre-chosen appointments for appointments page

force-app/test/default/classes/SummitEventsRegister_TEST.cls

@@ -281,7 +281,7 @@ private class SummitEventsRegister_TEST {
                     AND Registrant_Email__c = '[email protected]'
             ];
 
-            System.assertEquals(registrations.size(), 1);
+            System.assertEquals(registrations.size(), 0);
 
             registrations = [
                     SELECT Id, Name, Registrant_First_Name__c, Registrant_Last_Name__c, Registrant_Email__c