Add missing DEPTH16 format support
Add missing DEPTH16 format support

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