Single checkbox with initialValue="[true]"

Hi,

When setting checkbox

> initialValue={["true"]}

it will goes to infinite state update.

Here is the code, say
```

```

Here, is the link, https://codesandbox.io/s/festive-goodall-cm478
you have to update the employed field code, as it's not forked.

You can see the right inner console giving warning of "Maximum Update".