Fix panel domain lookup without site builder tables.

Use user-owned domains only; the extracted hosting app does not have websites or website_members tables.

Co-authored-by: Cursor <cursoragent@cursor.com>

app/Http/Controllers/Hosting/HostingPanelController.php

@@ -1297,16 +1297,7 @@ class HostingPanelController extends Controller
             ->filter()
             ->all();
 
-        $websiteIds = Website::where('owner_user_id', $userId)->pluck('id')
-            ->merge(WebsiteMember::where('user_id', $userId)->pluck('website_id'))
-            ->unique()->values();
-
-        $domainRegistryHosts = Domain::where(function ($q) use ($userId, $websiteIds) {
-            $q->where('user_id', $userId);
-            if ($websiteIds->isNotEmpty()) {
-                $q->orWhereIn('website_id', $websiteIds);
-            }
-        })->pluck('host');
+        $domainRegistryHosts = Domain::where('user_id', $userId)->pluck('host');
 
         $registeredDomains = RcServiceOrder::where('user_id', $userId)
             ->whereIn('order_type', [RcServiceOrder::TYPE_DOMAIN_REGISTRATION, RcServiceOrder::TYPE_DOMAIN_TRANSFER])