fix: 模式4汇总信息

src/features/student/studentInspect/MarkBody.vue

@@ -84,7 +84,7 @@
             </div>
           </template>
           <!-- 模式4的summary -->
-          <template v-if="item.summarys">
+          <template v-if="item.summarys && item.summarys.length">
             <div class="summary-detail">
               <table>
                 <tr>