refactor: 增加 Lookup 异步支持

Co-Authored-By: ZhYan <[email protected]>

Author: ArgoZhang

src/BootstrapBlazor/Extensions/ITableColumnExtensions.cs

@@ -261,7 +261,7 @@ private static RenderFragment RenderTooltip<TItem>(this ITableColumn col, string
             {
                 pb.AddAttribute(10, nameof(Tooltip.GetTitleCallback), new Func<Task<string?>>(async () =>
                 {
-                    var lookup = await col.GetLookupService(lookupService).GetItemsAsync(col.LookupServiceKey, col.LookupServiceData);
+                    var lookup = col.Lookup ?? await col.GetLookupService(lookupService).GetItemsAsync(col.LookupServiceKey, col.LookupServiceData);
                     return lookup?.FirstOrDefault(l => l.Value.Equals(text, col.LookupStringComparison))?.Text ?? text;
                 }));
             }