Merge tag 'pull-loongarch-20260508-2' of https://github.com/gaosong715/qemu into...

pull-loongarch-20260508

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* tag 'pull-loongarch-20260508-2' of https://github.com/gaosong715/qemu:
  target/loongarch: Add support for dbar hint variants
  hw/loongarch/virt: Define versioned virt machine
  hw/loongarch/virt: Define virt machine type with type_init()

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>