return jiraIssueName as the default if it can't find another reference type

Author: ajefts

src/main/com/topcoder/web/tc/controller/legacy/pacts/common/PaymentHeader.java

@@ -427,6 +427,8 @@ public long getReferenceId() {
         case REFERENCE_DIGITAL_RUN_SEASON_ID : return digitalRunSeasonId;
         case REFERENCE_PARENT_PAYMENT_ID : return parentPaymentId;
         case REFERENCE_DIGITAL_RUN_TRACK_ID : return digitalRunTrackId;
+        default:
+            return jiraIssueName;  
         }
         return 0;
     }