doc: 更新示例

Author: ArgoZhang

src/BootstrapBlazor.Server/Components/Samples/AutoCompletes.razor

@@ -37,7 +37,7 @@
     <section ignore>@((MarkupString)Localizer["ShowLabelDescription"].Value)</section>
     <Divider Text="@Localizer["Divider1Text"]" Alignment="Alignment.Left" style="margin: 2rem 0;"></Divider>
     <ValidateForm Model="@Model">
-        <AutoComplete Items="@StaticItems" @bind-Value="@Model.Name" ShowLabel="true" />
+        <AutoComplete Items="@StaticItems" @bind-Value="@Model.Name" ShowLabel="true" IsClearable="true" />
     </ValidateForm>
     <Divider Text="@Localizer["Divider2Text"]" Alignment="Alignment.Left" style="margin: 2rem 0;" />
     <AutoComplete Items="@StaticItems" @bind-Value="@Model.Name" ShowLabel="false" />