refactor(xumu): 修改免疫导出表名称

- 将导出表名称从"称重导出表"修改为"免疫登记导出表"
- 优化导出文件命名，使其更加准确地反映内容

project/xumu/AppImmunityManage/list.vue

@@ -79,7 +79,7 @@ export default {
     <ai-search-bar>
       <template #left>
         <el-button type="primary" icon="iconfont iconAdd" @click="$router.push({hash:'#add'})">新增</el-button>
-        <ai-download :instance="instance" url="/api/breed/immunity/export" :params="{...search,...page}" :fileName="`称重导出表-${Date.now()}`"/>
+        <ai-download :instance="instance" url="/api/breed/immunity/export" :params="{...search,...page}" :fileName="`免疫登记导出表-${Date.now()}`"/>
       </template>
     </ai-search-bar>
     <ai-table :tableData="tableData" :colConfigs="columns" :dict="dict" @getList="getTableData"