Add code to the loops to clear the intermediate renderers generated by the loop.

Assets/BasicRenderLoopTutorial/BasicRenderLoop.cs

         base.Render(renderLoop, dataStore);
         cameraProvider.GetCamerasToRender(m_CamerasToRender);
         Render(renderLoop, m_CamerasToRender);
+        CleanCameras(m_CamerasToRender);
+        m_CamerasToRender.Clear();
     }
 
     // Main entry point for our scriptable render loop

Assets/Editor/Tests/RenderloopTests/RenderloopTestFixture.cs

         }
 
         renderLoop.Submit();
+
+        CleanCameras(m_CamerasToRender);
+        m_CamerasToRender.Clear();
     }
     
     public static void Run(TestDelegate renderCallback)

Assets/ScriptableRenderLoop/HDRenderLoop/HDRenderLoop.cs

 
             protected override void InternalBuild()
             {
-                base.InternalBuild();
+                base.InternalBuild(); 
                 HDRenderLoop realOwner = GetRealOwner<HDRenderLoop>();
                 realOwner.Build();
             }
 
                 renderLoop.Submit();
             }
+
+            CleanCameras(m_CamerasToRender);
+            m_CamerasToRender.Clear();
 
             // Post effects
         }

Assets/ScriptableRenderLoop/fptl/FptlLighting.cs

             }
 
             renderLoop.Submit();
+
+            CleanCameras(m_CamerasToRender);
+            m_CamerasToRender.Clear();
         }
 
         void FinalPass(ScriptableRenderContext loop)