修复性能验证首页控制台报错

src/views/business/performance/index.vue

@@ -7,7 +7,7 @@
     <div class="page-container">
       <el-card
         v-for="(item, index) in performanceList"
-        :key="index"
+        :key="item.id"
         :header="item.target"
         class="performance-card"
       >
@@ -23,7 +23,7 @@
             />-->
           </div>
         </template>
-        <div v-for="t in item.methods" :key="t.sn" class="card-item">
+        <div v-for="t in item.methods" :key="t.id" class="card-item">
           <div
             :class="t.isDisabled === 'Y' ? 'method-btn disabled' : 'method-btn'"
             @click="handleEdit(item.id, t)"