Fix node name in peers Dialog

src/pages/Peers.tsx

@@ -72,8 +72,7 @@ export const PeersPage = (): JSX.Element => {
                 <td className="flex gap-2 whitespace-nowrap py-2 pr-3 pl-6 text-sm font-medium text-gray-900">
                   <Hashicon size={24} value={node.data.num.toString()} />
                   <span className="my-auto">
-                    {/* node.data.user?.longName */}
-                    {undefined ??
+                    {node.data.user?.longName ??
                       `Meshtastic_${base16
                         .stringify(node.data.user?.macaddr.subarray(4, 6) ?? [])
                         .toLowerCase()}`}