refactor(antd): 移除Popconfirm中已废弃的getVxePopupContainer属性

antd已支持滚动跟随，不再需要手动指定getVxePopupContainer属性。删除相关代码及工具函数，简化实现。

apps/web-antd/src/views/monitor/logininfor/index.vue

@@ -7,7 +7,6 @@ import type { LoginLog } from '#/api/monitor/logininfo/model';
 import { ref } from 'vue';
 
 import { Page, useVbenModal } from '@vben/common-ui';
-import { getVxePopupContainer } from '@vben/utils';
 
 import { Modal, Popconfirm, Space } from 'antdv-next';
 
@@ -189,7 +188,6 @@ function handleDownloadExcel() {
             {{ $t('pages.common.info') }}
           </ghost-button>
           <Popconfirm
-            :get-popup-container="getVxePopupContainer"
             placement="left"
             title="确认删除?"
             @confirm="() => handleDelete(row)"

apps/web-antd/src/views/monitor/online/index.vue

@@ -7,7 +7,6 @@ import type { OnlineUser } from '#/api/monitor/online/model';
 import { ref } from 'vue';
 
 import { Page } from '@vben/common-ui';
-import { getVxePopupContainer } from '@vben/utils';
 
 import { Popconfirm } from 'antdv-next';
 import { slice } from 'lodash-es';
@@ -82,14 +81,13 @@ async function handleForceOffline(row: OnlineUser) {
         <div class="mr-1 pl-1 text-[1rem]">
           <div>
             在线用户列表 (共
-            <span class="text-primary font-bold">{{ onlineCount }}</span>
+            <span class="font-bold text-primary">{{ onlineCount }}</span>
             人在线)
           </div>
         </div>
       </template>
       <template #action="{ row }">
         <Popconfirm
-          :get-popup-container="getVxePopupContainer"
           :title="`确认强制下线[${row.userName}]?`"
           placement="left"
           @confirm="handleForceOffline(row)"