Fix problem in clear coat direct lighting
Fix problem in clear coat direct lighting

jbousquie/Babylon.js,RaananW/Babylon.js,sebavan/Babylon.js,NicolasBuecher/Babylon.js,BabylonJS/Babylon.js,NicolasBuecher/Babylon.js,Kesshi/Babylon.js,NicolasBuecher/Babylon.js,jbousquie/Babylon.js,sebavan/Babylon.js,Kesshi/Babylon.js,jbousquie/Babylon.js,BabylonJS/Babylon.js,BabylonJS/Babylon.js,sebavan/Babylon.js,RaananW/Babylon.js,RaananW/Babylon.js,Kesshi/Babylon.js