更新 'Jenkinsfile'

Jenkinsfile

@@ -22,7 +22,7 @@ node {
     }
     stage('push aliyuncs registry') {
          for (int i = 0; i < projectList.length ; i++) {
-              cd ${jenkins_home}
+              sh "cd ${jenkins_home}"
 		      sh "chmod +x ${jenkins_home}jenkins.py"
 		      sh "python3 jenkins.py"
          }