message: fix: Remove requirement for `bearerSecret` in `getUrlResolver`
  Don't require `bearerSecret` param for "docker". The change was introduced in but was a bit too aggressive in its type-checking relative to existing consumption patterns.
  This was, among potentially other examples, breaking the `clicker` app when run in docker.
diff: @@ -33,13 +33,12 @@ function getUrlResolver(options: RouteOptions): IUrlResolver {
  switch (options.mode) {
  case "docker":
  assert(options.tenantId !== undefined, 0x31e /* options.tenantId is undefined */);
  - assert(options.bearerSecret !== undefined, 0x31f /* options.bearerSecret is undefined */);
  return new InsecureUrlResolver(
  dockerUrls.hostUrl,
  dockerUrls.ordererUrl,
  dockerUrls.storageUrl,
  options.tenantId,
  - options.bearerSecret);
  + options.bearerSecret ?? "");
  case "r11s":
  assert(options.tenantId !== undefined, 0x320 /* options.tenantId is undefined */);
  