Enhance WrapPanel row wrapping logic

Added an additional condition to the `WrapPanel` class to improve layout behavior. The new logic checks if `position.U` is greater than or equal to `parentMeasure.U`, ensuring the panel wraps to the next row when necessary. This change helps maintain proper alignment and spacing within the panel.

Author: AndrewKeepCoding

components/Primitives/src/WrapPanel/WrapPanel.cs

@@ -214,7 +214,7 @@ void Arrange(UIElement child, bool isLast = false)
             }
 
             var desiredMeasure = new UvMeasure(Orientation, child.DesiredSize);
-            if ((desiredMeasure.U + position.U + paddingEnd.U) > parentMeasure.U)
+            if ((desiredMeasure.U + position.U + paddingEnd.U) > parentMeasure.U || position.U >= parentMeasure.U)
             {
                 // next row!
                 position.U = paddingStart.U;