Update MauiRecyclerView.cs (#30988)

Author: kubaflo

src/Controls/src/Core/Handlers/Items/Android/MauiRecyclerView.cs

@@ -286,12 +286,18 @@ public virtual void UpdateCanReorderItems()
 
 		public virtual void UpdateLayoutManager()
 		{
-			_layoutPropertyChangedProxy?.Unsubscribe();
+			var itemsLayout = _getItemsLayout();
+
+			if (itemsLayout == ItemsLayout)
+			{
+				return;
+			}
 
-			ItemsLayout = _getItemsLayout();
+			_layoutPropertyChangedProxy?.Unsubscribe();
+			ItemsLayout = itemsLayout;
 
 			// Keep track of the ItemsLayout's property changes
-			if (ItemsLayout != null)
+			if (ItemsLayout is not null)
 			{
 				_layoutPropertyChanged ??= LayoutPropertyChanged;
 				_layoutPropertyChangedProxy = new WeakNotifyPropertyChangedProxy(ItemsLayout, _layoutPropertyChanged);