Remove duplicate show spec from admin routing

.rubocop.yml

@@ -400,7 +400,6 @@ RSpec/RepeatedExample:
     - 'spec/lib/gitlab/closing_issue_extractor_spec.rb'
     - 'spec/lib/gitlab/danger/changelog_spec.rb'
     - 'spec/lib/gitlab/import_export/project/relation_factory_spec.rb'
-    - 'spec/routing/admin_routing_spec.rb'
     - 'spec/rubocop/cop/migration/update_large_table_spec.rb'
     - 'spec/services/notification_service_spec.rb'
     - 'spec/services/web_hook_service_spec.rb'

changelogs/unreleased/admin-routing-spec.yml

+---
+title: Remove duplicate show spec in admin routing
+merge_request: 28790
+author: Rajendra Kadam
+type: changed

spec/routing/admin_routing_spec.rb

@@ -40,10 +40,6 @@ describe Admin::UsersController, "routing" do
     expect(get("/admin/users/1/edit")).to route_to('admin/users#edit', id: '1')
   end
 
-  it "to #show" do
-    expect(get("/admin/users/1")).to route_to('admin/users#show', id: '1')
-  end
-
   it "to #update" do
     expect(put("/admin/users/1")).to route_to('admin/users#update', id: '1')
   end