fix test

Author: bmalrat

Assets/Tests/InputSystem/Plugins/UITests.cs

@@ -2630,8 +2630,10 @@ public void UI_ClickDraggingMouseDoesNotAllocateGCMemory()
         Release(mouse.leftButton);
         scene.eventSystem.InvokeUpdate();
 
+#if UNITY_2023_2_OR_NEWER // UnityEngine.InputForUI Module unavailable in earlier releases
         // Process all queued UI events to ensure that next events will not make the events list capacity growing
         UnityEngine.InputForUI.EventProvider.NotifyUpdate();
+#endif
 
         var kProfilerRegion = "UI_ClickDraggingDoesNotAllocateGCMemory";