Group switcher - disable currently chosen group
Group switcher - disable currently chosen group

this changes the group switcher to show the currently chosen group
disabled (non-clickable)

also the title was changed from "Select to change to another Group" to
"Change to this Group" or "Currently Selected Group"
(transferred from ManageIQ/manageiq@edb7b3e63bd03c6069c3cd74c8bccd780ea2fb8a)

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