C3 charts: fix layout for C&U compare Vm to Parent Cluster. (transferred from ManageIQ/manageiq@3c6b82331efbaa078f1ab7dbbd4b42e4f4812064)
C3 charts: fix layout for C&U compare Vm to Parent Cluster.
(transferred from ManageIQ/manageiq@3c6b82331efbaa078f1ab7dbbd4b42e4f4812064)

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