Fix: Resolved startup freeze issue caused by a heavily populated Recycle Bin (#16610)

Author: gave92

src/Files.App/Data/Items/LocationItem.cs

@@ -128,9 +128,14 @@ public sealed class RecycleBinLocationItem : LocationItem
 
 		public async void RefreshSpaceUsed(object? sender, FileSystemEventArgs e)
 		{
-			await MainWindow.Instance.DispatcherQueue.EnqueueOrInvokeAsync(() =>
+			await RefreshSpaceUsedAsync();
+		}
+
+		private Task RefreshSpaceUsedAsync()
+		{
+			return MainWindow.Instance.DispatcherQueue.EnqueueOrInvokeAsync(async () =>
 			{
-				SpaceUsed = StorageTrashBinService.GetSize();
+				SpaceUsed = await Task.Run(() => StorageTrashBinService.GetSize());
 			});
 		}
 
@@ -152,10 +157,10 @@ public override object ToolTip
 
 		public RecycleBinLocationItem()
 		{
-			SpaceUsed = StorageTrashBinService.GetSize();
-
 			StorageTrashBinService.Watcher.ItemAdded += RefreshSpaceUsed;
 			StorageTrashBinService.Watcher.ItemDeleted += RefreshSpaceUsed;
+
+			_ = RefreshSpaceUsedAsync();
 		}
 	}
 }