message: frontend: Fix JS error when MULTI_CLUSTER is not set
diff: import { coFetchJSON } from '../../co-fetch';
  export const getFedClusters = (MULTI_CLUSTER) => {
  - const token = MULTI_CLUSTER.get('federation-apiserver-token');
  - const fedApiUrl = MULTI_CLUSTER.get('federation-apiserver-url');
  + const token = MULTI_CLUSTER && MULTI_CLUSTER.get('federation-apiserver-token');
  + const fedApiUrl = MULTI_CLUSTER && MULTI_CLUSTER.get('federation-apiserver-url');
  const opts = {
  headers: {
  'X-Tectonic-Federation-token': token,
  