Revert "refactor: 单独响应 OnCloseAsync 参数"

This reverts commit e25a10d.

Author: ArgoZhang

src/BootstrapBlazor/Components/Dialog/EditDialog.razor.cs

@@ -146,12 +146,9 @@ public async ValueTask ToggleLoading(bool state)
             if (!IsTracking)
             {
                 builder.OpenComponent<DialogCloseButton>(20);
-                builder.AddAttribute(21, nameof(DialogCloseButton.Icon), CloseButtonIcon);
-                builder.AddAttribute(22, nameof(DialogCloseButton.Text), CloseButtonText);
-                if (OnCloseAsync != null)
-                {
-                    builder.AddAttribute(22, nameof(DialogCloseButton.OnClickWithoutRender), OnCloseAsync);
-                }
+                builder.AddAttribute(21, nameof(Button.Icon), CloseButtonIcon);
+                builder.AddAttribute(22, nameof(Button.Text), CloseButtonText);
+                builder.AddAttribute(23, nameof(Button.OnClickWithoutRender), OnCloseAsync);
                 builder.CloseComponent();
             }
             builder.OpenComponent<Button>(30);