Switch compilation fixes.

com.unity.render-pipelines.lightweight/LWRP/LightweightForwardRenderer.cs

         {
             Camera camera = cameraData.camera;
             RenderTextureDescriptor desc;
+#if !UNITY_SWITCH
+#endif
                 desc = new RenderTextureDescriptor(camera.pixelWidth, camera.pixelHeight);
 
             float renderScale = cameraData.renderScale;

com.unity.render-pipelines.lightweight/LWRP/LightweightPipeline.cs

 
             if (camera.cameraType == CameraType.Game)
             {
+#if !UNITY_SWITCH
+#endif
                 {
                     cameraData.renderScale = pipelineAsset.renderScale;
                 }