message: Reduce Linux compilation threads
diff: @@ -276,7 +276,7 @@ node ('master') {
  def x64WinBuildScript = load '.jenkinsci/builders/x64-win-build-steps.groovy'
  // Define Workers
  - x64LinuxWorker = new Worker(label: 'docker-build-agent', cpusAvailable: 8)
  + x64LinuxWorker = new Worker(label: 'docker-build-agent', cpusAvailable: 4)
  x64MacWorker = new Worker(label: 'mac', cpusAvailable: 4)
  x64WinWorker = new Worker(label: 'windows-iroha-agent', cpusAvailable: 8)
  