message: ci: use correct service name when building integration tests
diff: # build in 2 steps
  function build_images() {
  docker-compose build --parallel -- builder l2geth l1_chain
  - docker-compose build --parallel -- deployer dtl batch_submitter relayer integration_test
  + docker-compose build --parallel -- deployer dtl batch_submitter relayer integration_tests
  }
  function build_dependencies() {
  