Changed the Level test finish screen to only show the grade

src/pages/(status)/PaymentDue.tsx

@@ -38,7 +38,7 @@ export default function PaymentDue({
     invites,
     isLoading: isInvitesLoading,
     reload: reloadInvites,
-  } = useInvites({ to: user.id });
+  } = useInvites({ to: user?.id });
 
   const isIndividual = () => {
     if (user?.type === "developer") return true;