【后台-会员等级-查询列表】无图标的时候不要显示“加载失败”

src/views/ecw/memberManagement/memberLevelSetting/index.vue

@@ -62,7 +62,7 @@
       </el-table-column>
       <el-table-column width="140" :label="$t('图标')" align="center" prop="icon">
         <template slot-scope="scope">
-          <el-image :src="scope.row.icon" style="width: 50px; height: 50px">{{ $t("无") }}</el-image>
+          <el-image v-show="scope.row.icon" :src="scope.row.icon" style="width: 50px; height: 50px">{{ $t("无") }}</el-image>
         </template>
       </el-table-column>
       <el-table-column :label="$t('启用时间')" align="center">