fix: 草稿实体类缺失注解

(cherry picked from commit 82711096f7)

laws-modules/src/main/java/com/jero/modules/activiti/process/common/entity/ProcessDraft.java

@@ -83,6 +83,7 @@ public class ProcessDraft implements Serializable {
     /**
      * 节点id
      */
+    @TableField(exist = false)
     @ApiModelProperty(value = "节点id")
     private String nodeId;