chore(examples): remove node-fetch

Author: RobertCraigie

examples/stream-to-client-browser.ts

@@ -5,10 +5,8 @@
  * for easy demo purposes, but simulating use in the browser.
  *
  * To run it in a browser application, copy/paste it into a frontend application,
- * remove the 'node-fetch' import, and replace `process.stdout.write` with
- * a console.log or UI display.
+ * and replace `process.stdout.write` with a console.log or UI display.
  */
-import fetch from 'node-fetch';
 import { ChatCompletionStream } from 'openai/lib/ChatCompletionStream';
 
 fetch('http://localhost:3000', {