Spec failure in `spec/services/ci/create_pipeline_service/tags_spec.rb` | Ci::CreatePipelineService tags: with valid config creates a pipeline

Job #1521931078 failed for 10932045:

Trace

Failures:
  1) Ci::CreatePipelineService tags: with valid config creates a pipeline
     Failure/Error: expect(pipeline.builds.first.tag_list).to eq(%w[tag1 tag2])
       expected: ["tag1", "tag2"]
            got: ["tag2", "tag1"]
       (compared using ==)
     # ./spec/services/ci/create_pipeline_service/tags_spec.rb:23:in `block (4 levels) in <top (required)>'
     # ./spec/spec_helper.rb:390:in `block (3 levels) in <top (required)>'
     # ./spec/support/sidekiq_middleware.rb:9:in `with_sidekiq_server_middleware'
     # ./spec/spec_helper.rb:381:in `block (2 levels) in <top (required)>'
     # ./spec/spec_helper.rb:377:in `block (3 levels) in <top (required)>'
     # ./lib/gitlab/application_context.rb:31:in `with_raw_context'
     # ./spec/spec_helper.rb:377:in `block (2 levels) in <top (required)>'