style(frontend): apply ultracite 7.12 formatting and lint rules

frontend/src/lib/components/ui/ToastHost.svelte

@@ -5,9 +5,9 @@
 <div class="Notification-container">
   {#each toasts.items as toast (toast.id)}
     <button
-      type="button"
       class="Notification {toast.type}"
       onclick={() => toasts.dismiss(toast.id)}
+      type="button"
     >
       {toast.message}
     </button>