message: [tests] Revert NOW_TOKEN env for health checks
  As we discussed, the health checks need to assign `NOW_TOKEN` env var.
diff: @@ -135,10 +135,15 @@ async function fetchWithAuth (url, opts = {}) {
  currentCount += 1;
  if (!token || currentCount === MAX_COUNT) {
  currentCount = 0;
  + if (process.env.NOW_TOKEN) {
  + // used for health checks
  + token = process.env.NOW_TOKEN;
  + } else {
  token = await fetchTokenWithRetry(
  Buffer.from(str, 'base64').toString()
  );
  }
  + }
  opts.headers.Authorization = `Bearer ${token}`;
  }
  