Added camera HDR setup

ScriptableRenderPipeline/LightweightPipeline/LWRP/LightweightForwardRenderer.cs

                 desc = new RenderTextureDescriptor(camera.pixelWidth, camera.pixelHeight);
 
             float renderScale = cameraData.renderScale;
+            desc.colorFormat = cameraData.isHdrEnabled ? RenderTextureFormat.DefaultHDR :
+                RenderTextureFormat.Default;
+            desc.enableRandomWrite = false;
             desc.width = (int)((float)desc.width * renderScale * scaler);
             desc.height = (int)((float)desc.height * renderScale * scaler);
             return desc;

ScriptableRenderPipeline/LightweightPipeline/LWRP/Passes/ForwardLitPass.cs

             m_LightSpotDirections = new Vector4[maxVisibleLocalLights];
             m_LightSpotAttenuations = new Vector4[maxVisibleLocalLights];
 
-            // TODO: HDR
             m_ColorFormat = RenderTextureFormat.Default;
             m_BlitMaterial = renderer.GetMaterial(MaterialHandles.Blit);
             m_ErrorMaterial = renderer.GetMaterial(MaterialHandles.Error);
         public override void Setup(CommandBuffer cmd, RenderTextureDescriptor baseDescriptor, int[] colorAttachmentHandles, int depthAttachmentHandle = -1, int samples = 1)
         {
             base.Setup(cmd, baseDescriptor, colorAttachmentHandles, depthAttachmentHandle, samples);
+
+            m_ColorFormat = baseDescriptor.colorFormat;
-                descriptor.colorFormat = m_ColorFormat;
-                descriptor.enableRandomWrite = false;
                 cmd.GetTemporaryRT(colorAttachmentHandle, descriptor, FilterMode.Bilinear);
             }