winex11.drv: Set the size of returned DEVMODE to least common one as XP does

[David Adam]

Hello
> -    devmode->dmSize = sizeof(DEVMODEW);
> -    devmode->dmSpecVersion = MAKEWORD(1,4);
> -    devmode->dmDriverVersion = MAKEWORD(1,4);
> +    devmode->dmSize = FIELD_OFFSET(DEVMODEW, dmICMMethod);
> +    devmode->dmSpecVersion = DM_SPECVERSION;
> +    devmode->dmDriverVersion = DM_SPECVERSION;
> Wouldn't it be better to write
>   *devmode->dmDeviceName=*dev_name
> instead of
>     memcpy(devmode->dmDeviceName, dev_name, sizeof(dev_name));

David