DashboardController: Added condition to display all new dashboards
DashboardController: Added condition to display all new dashboards

https://bugzilla.redhat.com/show_bug.cgi?id=1110171
(transferred from ManageIQ/manageiq@cc44a781c49a32c8b84888f1f33eeac83d4bfc80)

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