[PlanarReflection] Render only visible probes

ScriptableRenderPipeline/HDRenderPipeline/HDRP/Lighting/Reflection/PlanarReflectionProbe.cs

 
         #endregion
 
-        public void RequestRealtimeRender()
-        {
-            if (isActiveAndEnabled)
-                ReflectionSystem.RequestRealtimeRender(this);
-        }
-
         void OnEnable()
         {
             ReflectionSystem.RegisterProbe(this);

ScriptableRenderPipeline/HDRenderPipeline/HDRP/Lighting/Reflection/ReflectionSystem.cs

             s_Instance.UnregisterProbe(planarProbe);
         }
 
-        public static void RequestRealtimeRender(PlanarReflectionProbe probe)
-        {
-            s_Instance.RequestRealtimeRender(probe);
-        }
-
         public static void RenderVisiblePlanarProbes(ReflectionProbeCullResults cullResults, Camera viewer = null)
         {
             s_Instance.RenderVisiblePlanarProbes(cullResults, viewer);

ScriptableRenderPipeline/HDRenderPipeline/HDRP/Lighting/Reflection/ReflectionSystemInternal.cs

                 && renderTexture.useMipMap;
         }
 
-        public void RequestRealtimeRender(PlanarReflectionProbe probe)
-        {
-            m_PlanarReflectionProbe_RequestRealtimeRender.Add(probe);
-        }
-
         public void Render(PlanarReflectionProbe probe, RenderTexture target, Camera viewerCamera = null)
         {
             var renderCamera = GetRenderHDCamera(probe);