[XR] Fix XR picking in utility laters

[RaananW]

See https://forum.babylonjs.com/t/holographicslate-slate-gizmo-seems-to-be-broken-in-oculus-quest-2/34060

This PR should work after this is merged:

https://playground.babylonjs.com/#SYD2M2#40

[azure-pipelines]

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[RaananW]

Resolving the vis-tests issue