Resolve future conflicts with CE -> EE merge

EE already includes specs for the ApplicationSettingsController, so
ensure future changes will be easier to merge to EE.

spec/controllers/admin/application_settings_controller_spec.rb

@@ -6,20 +6,23 @@ describe Admin::ApplicationSettingsController do
   let(:admin) { create(:admin) }
   before do
-    sign_in(admin)
     stub_env('IN_MEMORY_APPLICATION_SETTINGS', 'false')
   end
-  describe 'PATCH #update' do
+  describe 'PUT #update' do
+    before do
+      sign_in(admin)
+    end
+
     it 'updates the default_project_visibility for string value' do
-      patch :update, application_setting: { default_project_visibility: "20" }
+      put :update, application_setting: { default_project_visibility: "20" }
       expect(response).to redirect_to(admin_application_settings_path)
       expect(ApplicationSetting.current.default_project_visibility).to eq Gitlab::VisibilityLevel::PUBLIC
     end
     it 'falls back to default with default_project_visibility setting is omitted' do
-      patch :update, application_setting: {}
+      put :update, application_setting: {}
       expect(response).to redirect_to(admin_application_settings_path)
       expect(ApplicationSetting.current.default_project_visibility).to eq Gitlab::VisibilityLevel::PRIVATE