virtio-pci library: switch to use vp_modern_map_vq_notify()

stable inclusion
from stable-v5.13
commit 7dca6c0e
category: feature
bugzilla: https://gitee.com/openeuler/kernel/issues/I5WXCZ
CVE: NA

Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=7dca6c0ea96b9e583ebcf95fe3c14ba3385f467b



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This patch switch to use vp_modern_map_notify() for virtio-pci
library.

Signed-off-by: Jason Wang <jasowang@redhat.com>
Link: https://lore.kernel.org/r/20210415073147.19331-3-jasowang@redhat.com


Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Eli Cohen <elic@nvidia.com>
Signed-off-by: Pengyuan Zhao <zhaopengyuan@hisilicon.com>