feat(REQ-4468) - 解决审批完成实例时，最后操作的查询问题

workflow-engine-core/src/main/java/cn/axzo/workflow/core/engine/cmd/CustomApproveTaskCmd.java

@@ -155,9 +155,9 @@ public class CustomApproveTaskCmd extends AbstractCommand<Void> implements Seria
         // 记录电子签名的图片
         recordSignature(task, runtimeService);
 
-        executeSynchronous(task, taskService, runtimeService);
-
         runtimeService.setVariable(task.getProcessInstanceId(), CLOSE_PROCESS_ASSIGNER, approver);
+
+        executeSynchronous(task, taskService, runtimeService);
         return null;
     }