Return the number of iterations to run for this barcket_i

        This is just util function around `get_n_resources`

def get_n_resources_for_iteration(self, iteration, bracket_iteration):
        """Return the number of iterations to run for this barcket_i

        This is just util function around `get_n_resources`
        """
        bracket = self.get_bracket(iteration=iteration)
        n_resources = self.get_resources(bracket=bracket)
        return self.get_n_resources(n_resources=n_resources, bracket_iteration=bracket_iteration)