this is not a controller. ive never tried, so, i do not know. I would say probably.
edit: i took a quick peak, and i do believe it can be overriden. something like the below should do it.
$this->container['dashboardPagination'] = $this->container->factory(function ($c) {
return new NewDashboardPagination($c);
});
where NewDashboardPagination
is your new pagination class, that you intend to replace it with