Adjust pipeline serializer query counts in EE

spec/serializers/pipeline_serializer_spec.rb

@@ -145,7 +145,7 @@ describe PipelineSerializer do
           # different then there is an extra query per ref
           # https://gitlab.com/gitlab-org/gitlab-ce/issues/46368
           #
-          expect(recorded.count).to be_within(2).of(40)
+          expect(recorded.count).to be_within(2).of(35)
           expect(recorded.cached_count).to eq(0)
         end
       end