Allow admins to delete users from the admin users page

app/views/admin/users/_user.html.haml

@@ -34,7 +34,7 @@
             - if user.access_locked?
               %li
                 = link_to 'Unlock', unlock_admin_user_path(user), method: :put, class: 'btn-grouped btn btn-xs btn-success', data: { confirm: 'Are you sure?' }
-          - if user.can_be_removed? && can?(current_user, :destroy_user, @user)
+          - if user.can_be_removed? && can?(current_user, :destroy_user, user)
             %li.divider
             %li
               = link_to 'Delete user', [:admin, user], data: { confirm: "USER #{user.name} WILL BE REMOVED! All issues, merge requests and groups linked to this user will also be removed! Consider cancelling this deletion and blocking the user instead. Are you sure?" },

changelogs/unreleased/33207-show-delete-option-in-admin-users-page.yml

+---
+title: Allow admins to delete users from the admin users page
+merge_request: 11852
+author:

spec/features/admin/admin_users_spec.rb

@@ -21,6 +21,8 @@ describe "Admin::Users", feature: true do
       expect(page).to have_content(current_user.name)
       expect(page).to have_content(user.email)
       expect(page).to have_content(user.name)
+      expect(page).to have_link('Block', href: block_admin_user_path(user))
+      expect(page).to have_link('Delete', href: admin_user_path(user))
     end
 
     describe 'Two-factor Authentication filters' do