Ensure the bounds are recalculated

Otherwise, they'll stay vaguely at the origin on some platforms, which causes Unity to clip them as you look away from the origin

Author: keveleigh

org.mixedrealitytoolkit.input/Visualizers/PlatformHandVisualizer/PlatformHandMeshVisualizer.cs

@@ -95,11 +95,11 @@ protected void Update()
                 if (meshInfo.ChangeState == MeshChangeState.Added
                     || meshInfo.ChangeState == MeshChangeState.Updated)
                 {
-                    handRenderer.enabled = true;
-
                     meshSubsystem.GenerateMeshAsync(meshInfo.MeshId, meshFilter.mesh,
                         null, MeshVertexAttributes.Normals, result => { });
 
+                    handRenderer.enabled = true;
+
                     // This hand mesh is provided pre-translated from the world origin,
                     // so we want to ensure the mesh is "centered" at the world origin
                     transform.SetPositionAndRotation(Vector3.zero, Quaternion.identity);
@@ -110,6 +110,7 @@ protected void Update()
                 && handMeshTracker.TryGetHandMesh(FrameTime.OnUpdate, meshFilter.mesh)
                 && handMeshTracker.TryLocateHandMesh(FrameTime.OnUpdate, out Pose pose))
             {
+                meshFilter.mesh.RecalculateBounds();
                 handRenderer.enabled = true;
 
                 if (!initializedUVs && handMeshTracker.TryGetHandMesh(FrameTime.OnUpdate, neutralPoseMesh, HandPoseType.ReferenceOpenPalm))