fix(ci): use compatible Jenkins job copy API

scripts/provision-development-service-jobs.groovy

@@ -1,4 +1,3 @@
-import hudson.model.Items
 import jenkins.model.Jenkins
 import org.jenkinsci.plugins.workflow.job.WorkflowJob
 
@@ -27,7 +26,7 @@ serviceModules.each { service ->
     if (existing != null) {
         println "保留已有 Job: ${existing.fullName}"
     } else if (applyChanges) {
-        def created = Items.copy(template, parent, jobName)
+        def created = parent.copy(template, jobName)
         created.description = "${service} 服务开发环境独立构建与部署"
         created.save()
         println "已创建 Job: ${created.fullName}"