fix(维护管理): 修正工单登记中编号字段的访问路径

src/views/maintenance/components/signingUpWork.vue

@@ -66,7 +66,7 @@
                 <div class="item_info">
                   <span class="item_label">编号</span>
                   <span class="item_value">{{
-                    item.substance.extInfo.codeNumber
+                    item.substance.codeNumber
                   }}</span>
                 </div>
               </div>