Toolbar chooser - fix a typo for db_tree root
Toolbar chooser - fix a typo for db_tree root

Comes from https://github.com/ManageIQ/manageiq-ui-classic/pull/5053
Causes https://github.com/ManageIQ/manageiq-ui-classic/issues/5153

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