Fixed gettext call to display correct right cell header.
Fixed gettext call to display correct right cell header.

#1532
(transferred from ManageIQ/manageiq@99dcd813e5eae9a9e8aa4ad7a7fdb02eee735817)

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