Fix: Corrected inverted scrolling behavior for icon size adjustment (#16015)

Author: yaira2

src/Files.App/ViewModels/Layouts/BaseLayoutViewModel.cs

@@ -76,10 +76,10 @@ private void PointerWheelChanged(PointerRoutedEventArgs e)
 
 				// Mouse wheel down
 				if (delta < 0)
-					Commands.LayoutIncreaseSize.ExecuteAsync();
+					Commands.LayoutDecreaseSize.ExecuteAsync();
 				// Mouse wheel up
 				else if (delta > 0)
-					Commands.LayoutDecreaseSize.ExecuteAsync();
+					Commands.LayoutIncreaseSize.ExecuteAsync();
 
 				e.Handled = true;
 			}