Update Assets/Scripts/UX/CheckAvailableFeatures.cs

Co-Authored-By: Tim Mowrer <timm@unity3d.com>

Assets/Scripts/UX/CheckAvailableFeatures.cs

 
         if(planeDescriptors.Count > 0){
             planeDetection.interactable = true;
-            foreach(XRPlaneSubsystemDescriptor planeDescriptor in planeDescriptors)
+            foreach(var planeDescriptor in planeDescriptors)
             {
                 if(planeDescriptor.supportsClassification)
                 {