fix(tickets): gate memberSavings on hasMemberAccess

Previously the publicTicket comparison block ran whenever a Member record
existed, which surfaced "$0 saved" for cancelled/suspended/guest accounts.
Use the canonical hasMemberAccess helper so only active/pending_payment
members see the savings comparison.

server/api/events/[id]/tickets/available.get.js

@@ -6,6 +6,7 @@ import {
   checkTicketAvailability,
   checkUserSeriesPass,
   formatPrice,
+  hasMemberAccess,
 } from "../../../../utils/tickets.js";
 
 /**
@@ -111,7 +112,7 @@ export default defineEventHandler(async (event) => {
       );
     }
 
-    if (member && eventData.tickets?.public?.available) {
+    if (hasMemberAccess(member) && eventData.tickets?.public?.available) {
       response.publicTicket = {
         price: eventData.tickets.public.price,
         formattedPrice: formatPrice(