fix: 来源多选的默认值

src/components/search/SiteSelect.jsx

@@ -13,7 +13,7 @@ class SiteSelect extends Component {
       const { store, mode, value, onChange, show_all, ...extProps } = this.props;
       const _mode = mode || store?.group_select_mode || null;
       const _show_all = ['tags', 'multiple'].includes(_mode) ? false : show_all;
-      const __value = ['tags', 'multiple'].includes(_mode) ? (value.constructor === Object ? [value] : value) : undefined;
+      const __value = ['tags', 'multiple'].includes(_mode) ? (value?.constructor === Object ? [value] : value) : undefined;
       const _value = !['tags', 'multiple'].includes(_mode)
         ? value || store?.webcode || undefined
         : (__value || store?.webcode || []).filter((item) => String(item?.value || item.key).toLowerCase() !== 'all');