Only test Express Auto DevOps template

Dequarantine Auto DevOps templates spec

qa/qa/specs/features/browser_ui/7_configure/auto_devops/auto_devops_templates_spec.rb

@@ -18,7 +18,7 @@ module QA
       end
       where(:template) do
-        %w[rails spring express]
+        %w[express]
       end
       with_them do
@@ -45,7 +45,7 @@ module QA
           Flow::Login.sign_in
         end
-        it 'works with Auto DevOps', quarantine: { issue: 'https://gitlab.com/gitlab-org/gitlab/-/issues/240946', type: :flaky } do
+        it 'works with Auto DevOps' do
           %w[build code_quality test].each do |job|
             pipeline.visit!