feat: select组件替换

src/views/property-marketing/put-account/investment-guidelines/index.vue

@@ -93,7 +93,7 @@ import { uploadPdf } from '@/views/property-marketing/put-account/investment-gui
 const tabData = ref('placement_guide');
 
 const query = reactive({
-  platform: '',
+  platform: undefined,
   date_time: [],
   placement_account_id: [],
   placement_account_project_id: [],
@@ -239,7 +239,7 @@ const handleReset = () => {
   query.platform = '';
   query.sort_column = '';
   query.sort_order = '';
-  query.platform = '';
+  query.platform = undefined;
   query.date_time = [];
   onSearch();
 };