Fix Chargeback Rates page title
Fix Chargeback Rates page title

Fixes https://bugzilla.redhat.com/show_bug.cgi?id=1532701

Fix Chargeback Rates page title in Cloud Intel > Chargeback > Rates
> Rates folder.

ManageIQ/manageiq-ui-classic,ManageIQ/manageiq-ui-classic,ManageIQ/manageiq-ui-classic,ManageIQ/manageiq-ui-classic