message: docs(http): fix a typo in code comment
  PR Close
diff: @@ -156,7 +156,7 @@ export class JsonpClientBackend implements HttpBackend {
  statusText: 'OK', url,
  }));
  - // Complete the stream, the resposne is over.
  + // Complete the stream, the response is over.
  observer.complete();
  };
  