doc(TableExport): update export support lookup async sample code (#5178)

* doc: 增加外键异步导出示例

* chore: 更新依赖包

src/BootstrapBlazor.Server/BootstrapBlazor.Server.csproj

@@ -60,7 +60,7 @@
     <PackageReference Include="BootstrapBlazor.Splitting" Version="9.0.1" />
     <PackageReference Include="BootstrapBlazor.SvgEditor" Version="9.0.2" />
     <PackageReference Include="BootstrapBlazor.SummerNote" Version="9.0.2" />
-    <PackageReference Include="BootstrapBlazor.TableExport" Version="9.1.0" />
+    <PackageReference Include="BootstrapBlazor.TableExport" Version="9.1.1" />
     <PackageReference Include="BootstrapBlazor.Topology" Version="9.0.0" />
     <PackageReference Include="BootstrapBlazor.VideoPlayer" Version="9.0.2" />
     <PackageReference Include="BootstrapBlazor.WinBox" Version="9.0.7" />

src/BootstrapBlazor.Server/Components/Samples/Table/TablesExport.razor

@@ -62,6 +62,7 @@
             <TableColumn @bind-Field="@context.Name" Width="100" />
             <TableColumn @bind-Field="@context.Address" />
             <TableColumn @bind-Field="@context.Count" />
+            <TableColumn @bind-Field="@context.Complete" LookupServiceKey="Foo.Complete" />
         </TableColumns>
     </Table>
 </DemoBlock>