Fix SSS in Deferred.shader

ScriptableRenderPipeline/HDRenderPipeline/Lighting/Deferred.shader

                 Outputs outputs;
 
             #ifdef OUTPUT_SPLIT_LIGHTING
-                if (_EnableSSSAndTransmission != 0)
+                if (_EnableSSSAndTransmission != 0 && bsdfData.materialId == MATERIALID_LIT_SSS)
                 {
                     outputs.specularLighting = float4(specularLighting, 1.0);
                     outputs.diffuseLighting  = TagLightingForSSS(diffuseLighting);