[PATCH v4 10/11] Documentation: userspace-api: iommufd: Update vIOMMU

[Tian, Kevin]

> From: Nicolin Chen <nicolinc at nvidia.com>
> Sent: Tuesday, October 22, 2024 8:20 AM
> 
> With the introduction of the new object and its infrastructure, update the
> doc to reflect that and add a new graph.
> 
> Reviewed-by: Jason Gunthorpe <jgg at nvidia.com>
> Signed-off-by: Nicolin Chen <nicolinc at nvidia.com>

Reviewed-by: Kevin Tian <kevin.tian at intel.com>