GitLab::API::Iterator: don't call next_block when we have finished flag set

    my ($self) = @_;

    my ($self) = @_;

    return undef if !$self->{good};

    return undef if !$self->{good};

    while ($self->next_block) {}

    while (!$self->{finished} && $self->next_block) {

        # nop

    }

    return !$self->{good} ? undef : $self->{data};

    return !$self->{good} ? undef : $self->{data};

}

}