message: docs: fix typo in testing guide  (closes
  PR Close
diff: @@ -1263,7 +1263,7 @@ But it is occasionally necessary.
  For example, you can't call `async` or `fakeAsync` when testing
  code that involves the `intervalTimer()` or the RxJS `delay()` operator.
  -Here are two mover versions of the previous test, written with `done()`.
  +Here are two more versions of the previous test, written with `done()`.
  The first one subscribes to the `Observable` exposed to the template by the component's `quote` property.
  <code-example
  