hw/vfio: Reorder vfio_container_query_dirty_bitmap() trace format

hw/vfio: Reorder vfio_container_query_dirty_bitmap() trace format

Update the trace-events comments after the changes from
commit dcce51b1938 ("hw/vfio/container-base.c: rename file
to container.c") and commit a3bcae62b6a ("hw/vfio/container.c:
rename file to container-legacy.c").

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Cédric Le Goater <clg@redhat.com>
Link: https://lore.kernel.org/qemu-devel/20250930123528.42878-3-philmd@linaro.org
Signed-off-by: Cédric Le Goater <clg@redhat.com>