message: refactor: simplify line
diff: @@ -300,9 +300,7 @@ describe('streaming client tests', () => {
  };
  const asyncStatusClient: StreamingClient<string> = await StreamingClient.init(options);
  - await asyncStatusClient.subscribe( async (): Promise<void> => {
  - return Promise.resolve();
  - });
  + await asyncStatusClient.subscribe(() => Promise.resolve());
  expect(setTimeoutSpy.called).to.be.true;
  // Subscribe should call setTimeout with Jenny's number
  