fix(offer-editor): show all services regardless of offer category

offer_macros.category ("Entry Offer") and services.category are different
taxonomies — filtering one by the other always returns empty. Remove the
client-side category filter; all active services are always shown.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

src/components/admin/offers/OfferEditorClient.tsx

@@ -94,11 +94,7 @@ export function OfferEditorClient({
   const [initialArchived] = useState<boolean>(data.macro.is_archived);
   const [savedDraft, setSavedDraft] = useState(false);
 
-  const filteredServices = useMemo(() => {
-    return macro.category
-      ? data.availableServices.filter((s) => s.category === macro.category)
-      : data.availableServices;
-  }, [macro.category, data.availableServices]);
+  const filteredServices = data.availableServices;
 
   // Totals use the full catalog (not filtered) so changing category doesn't zero them.
   const serviceById = useMemo(