Reinstate early CUDA init fix (#41617)
* Reinstate early CUDA init fix
Signed-off-by: Harry Mellor <19981378+hmellor@users.noreply.github.com>
* Delay import further
Signed-off-by: Harry Mellor <19981378+hmellor@users.noreply.github.com>
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Signed-off-by: Harry Mellor <19981378+hmellor@users.noreply.github.com>