title: Not able execute ansible play book using jenkins declarative pipeline
body: <p>Getting below error in Jenkins console output,</p>
  
  <pre><code>[Pipeline] ansiblePlaybook [pipeline -job] $ ansible-playbook my_playbook.yml -i inventories/a/hosts FATAL: command execution failed java.io.IOException: Process working directory '/var/lib/jenkins/workspace/pipeline -job' doesn't exist! at hudson.Proc$LocalProc.(Proc.java:248) at hudson.Proc$LocalProc.(Proc.java:219) at hudson.Launcher$LocalLauncher.launch(Launcher.java:937) at hudson.Launcher$ProcStarter.start(Launcher.java:455)
  </code></pre>
  
  <p>My Jenkins pipeline is </p>
  
  <pre><code>pipeline { 
    agent any 
    stages { 
      stage('Build') { 
        steps { 
           ansiblePlaybook( credentialsId: 'private_key', inventory: 'inventories/a/hosts', playbook: 'my_playbook.yml') 
              }
            }
          }
         }
  </code></pre>