Removed commented code

ScriptableRenderPipeline/HDRenderPipeline/Lighting/Editor/HDLightEditor.cs

         SerializedObject m_SerializedAdditionalLightData;
         SerializedObject m_SerializedAdditionalShadowData;
 
-        //SerializedBaseData m_BaseData;
         SerializedLightData m_AdditionalLightData;
         SerializedShadowData m_AdditionalShadowData;