Remove pipeline factory that is not used in tests

spec/factories/ci/pipelines.rb

@@ -18,12 +18,6 @@ FactoryGirl.define do
       end
     end
 
-    factory :ci_pipeline_with_two_job do
-      after(:build) do |commit|
-        allow(commit).to receive(:ci_yaml_file) { YAML.dump({ rspec: { script: "ls" }, spinach: { script: "ls" } }) }
-      end
-    end
-
     factory :ci_pipeline do
       after(:build) do |commit|
         allow(commit).to receive(:ci_yaml_file) { File.read(Rails.root.join('spec/support/gitlab_stubs/gitlab_ci.yml')) }