fix：去掉新增设备页的自动出现的删除按钮

src/views/device/list/detail.vue

@@ -77,7 +77,7 @@
         <el-table :data="contentVipPlatformList" border style="width: min-content">
           <el-table-column prop="platformId" label="资源平台" width="180">
             <template slot-scope="scope">
-              <el-select v-model="scope.row.platformId" placeholder="请选择流量平台" clearable
+              <el-select v-model="scope.row.platformId" placeholder="请选择流量平台"
                 @change="handlePlatformChange(scope.row, scope.$index)">
                 <el-option v-for="item in platformOptions" :key="item.value" :label="item.label" :value="item.value" />
               </el-select>
@@ -85,7 +85,7 @@
           </el-table-column>
           <el-table-column prop="contentVip" label="设备会员收费时间" width="180">
             <template slot-scope="scope">
-              <el-select v-model="scope.row.contentVip" placeholder="默认关闭" clearable>
+              <el-select v-model="scope.row.contentVip" placeholder="默认关闭">
                 <el-option v-for="item in contentVipOptions" :key="item.value" :label="item.label"
                   :value="item.value" />
               </el-select>