Hide the paging controls in Chargeback -> Assignments -> Storage

The call to the 'cb_rates_list' method applies to the Rates accordion only and should not be called in explorer since that fetches the chargeback rates list and displays a paging control at the bottom of the 'Assignments' page where the paging controls are not applicable.

https://bugzilla.redhat.com/show_bug.cgi?id=1166187