message: docs(groupBy): fix a typo in the example of the instance operator groupBy
diff: @@ -56,7 +56,7 @@ export function groupBy<T, K, R>(this: Observable<T>, keySelector: (value: T) =>
  * {id: 3, name: 'qfs1'},
  * {id: 2, name: 'qsgqsfg2'}
  * )
  - * .groupBy(p => p.id, p => p.anme)
  + * .groupBy(p => p.id, p => p.name)
  * .flatMap( (group$) => group$.reduce((acc, cur) => [...acc, cur], ["" + group$.key]))
  * .map(arr => ({'id': parseInt(arr[0]), 'values': arr.slice(1)}))
  * .subscribe(p => console.log(p));
  