Revert "ISTWCMS-4874 Remove custom permission 'access manage toolbar item'"

This reverts commit ba837733.

uw_cfg_common.permissions.yml

@@ -8,6 +8,9 @@
   title: 'Administer role expire configuration'
   description: 'Allows access to admin/config/system/role-expire.'
   restrict access: true
+'access manage toolbar item':
+  title: 'Access "Manage" toolbar item'
+  description: 'Allows access to the toolbar item "Manage". Without this, "People" and "Reports" will appear under "Workbench" to those who have access.'
 'bypass home page protection':
   title: 'Bypass home page protection'
   description: 'Allows taking actions that are not normally allowed for the home page, such as unpublishing.'