Fix pipeline serializer queries count specs

spec/serializers/pipeline_serializer_spec.rb

@@ -112,7 +112,7 @@ describe PipelineSerializer do
         # gitaly calls in this block
         # Issue: https://gitlab.com/gitlab-org/gitlab-ce/issues/37772
         Gitlab::GitalyClient.allow_n_plus_1_calls do
-          Ci::Pipeline::AVAILABLE_STATUSES.each do |status|
+          Ci::Pipeline::COMPLETED_STATUSES.each do |status|
             create_pipeline(status)
           end
         end
@@ -125,7 +125,7 @@ describe PipelineSerializer do
         it 'verifies number of queries', :request_store do
           recorded = ActiveRecord::QueryRecorder.new { subject }
 
-          expect(recorded.count).to be_within(1).of(31)
+          expect(recorded.count).to be_within(2).of(27)
           expect(recorded.cached_count).to eq(0)
         end
       end
@@ -144,7 +144,7 @@ describe PipelineSerializer do
           # pipeline. With the same ref this check is cached but if refs are
           # different then there is an extra query per ref
           # https://gitlab.com/gitlab-org/gitlab-ce/issues/46368
-          expect(recorded.count).to be_within(1).of(38)
+          expect(recorded.count).to be_within(2).of(30)
           expect(recorded.cached_count).to eq(0)
         end
       end