Fix problem with etc1s textures and glb files
Fix problem with etc1s textures and glb files

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