redirect unauthenticated users to publications by default (#1441)

client/src/datafiles/layouts/DataFilesBaseLayout.tsx

@@ -14,7 +14,7 @@ const DataFilesRoot: React.FC = () => {
   const { user } = useAuthenticatedUser();
   const defaultPath = user?.username
     ? '/tapis/designsafe.storage.default'
-    : '/tapis/designsafe.storage.community';
+    : '/public/designsafe.storage.published';
   const { pathname } = useLocation();
 
   const [notifyApi, contextHolder] = notification.useNotification();