Force update point rendering when mode changes

Assets/Scenes/PointCloud/ARAllPointCloudPointsParticleVisualizer.cs

         public Mode mode
         {
             get => m_Mode;
-            set => m_Mode = value;
+            set
+            {
+                m_Mode = value;
+                RenderPoints();
+            }
+        void OnPointCloudChanged(ARPointCloudUpdatedEventArgs eventArgs)
+        {
+            RenderPoints();
+        }
+
         void SetParticlePosition(int index, Vector3 position)
         {
             m_Particles[index].startColor = m_ParticleSystem.main.startColor.color;
         }
 
-        void OnPointCloudChanged(ARPointCloudUpdatedEventArgs eventArgs)
+        void RenderPoints()
         {
             if (!m_PointCloud.positions.HasValue)
                 return;