Added a new flag for checking double sided mesh in collision (#12318)
Added a new flag for checking double sided mesh in collision (#12318)

* Added a new flag for checking double sided mesh in collision detection (disable by default)

* code format

Co-authored-by: Cedric Guillemet <6978064c39c586f803934a265f0429d91ca49b31@microsoft.com>
BabylonJS/Babylon.js,sebavan/Babylon.js,RaananW/Babylon.js,RaananW/Babylon.js,BabylonJS/Babylon.js,sebavan/Babylon.js,BabylonJS/Babylon.js,sebavan/Babylon.js,RaananW/Babylon.js