iommu/vt-d: Update iotlb in nested domain attach

iommu/vt-d: Update iotlb in nested domain attach

Should call domain_update_iotlb() to update the has_iotlb_device flag
of the domain after attaching device to nested domain. Without it, this
flag is not set properly and would result in missing device TLB flush.

Fixes: 9838f2bb6b6b ("iommu/vt-d: Set the nested domain to a device")
Signed-off-by: Yi Liu <yi.l.liu@intel.com>
Reviewed-by: Kevin Tian <kevin.tian@intel.com>
Link: https://lore.kernel.org/r/20240208082307.15759-5-yi.l.liu@intel.com
Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>