fix typo and check

app/services/auth/container_registry_authentication_service.rb

@@ -122,7 +122,7 @@ module Auth
         (requested_project == project || can?(current_user, :build_read_container_image, requested_project))
     end
-    def user_can_delete(requested_project)
+    def user_can_delete?(requested_project)
       has_authentication_ability?(:admin_container_image) &&
         can?(current_user, :admin_container_image, requested_project)
     end

spec/services/auth/container_registry_authentication_service_spec.rb

@@ -278,7 +278,6 @@ describe Auth::ContainerRegistryAuthenticationService, services: true do
         it_behaves_like 'an inaccessible'
         it_behaves_like 'not a container repository factory'
       end
-
     end
   end
@@ -287,15 +286,10 @@ describe Auth::ContainerRegistryAuthenticationService, services: true do
     let(:current_user) { create(:user) }
     let(:authentication_abilities) do
       [
-        :build_read_container_image,
-        :build_create_container_image
+        :admin_container_image
       ]
     end
-    before do
-      current_project.team << [current_project, :admin]
-    end
-
     it_behaves_like 'a valid token'
     context 'allow to delete images' do