skip document related PR test

tests/parallel_test/Jenkinsfile

@@ -220,6 +220,13 @@ pipeline {
             }
         }
         stage('run test') {
+            options { skipDefaultCheckout() }
+            when {
+                allOf {
+                    changeRequest()
+                    not { expression { env.CHANGE_BRANCH =~ /docs\// }}
+                }
+            }
             parallel {
                 stage ('build worker06_arm64') {
                     agent {label " worker06_arm64 "}
@@ -269,7 +276,8 @@ pipeline {
                             date
                             hostname
                         '''
-                        timeout(time: 60, unit: 'MINUTES') {
+                        catchError(buildResult: 'FAILURE', stageResult: 'FAILURE') {
+                            timeout(time: 20, unit: 'MINUTES') {
                                 sh '''
                                     date
                                     cd ${WKC}/tests/parallel_test
@@ -283,6 +291,7 @@ pipeline {
                 }
             }    
         }
+    }
     post {
         success {
             emailext (