graphics/virtio: Disable tracing.

Reduces syslog spam.

virtio_gpu: add the accelerant to the regular image

fix 32-bit warnings

Change-Id: If85acfce1ac93998c13e5d9fa2e02823e219e428
Reviewed-on: https://review.haiku-os.org/c/haiku/+/7342
Haiku-Format: Haiku-format Bot <no-reply+haikuformatbot@haiku-os.org>
Reviewed-by: X512 X512 <danger_mail@list.ru>
Tested-by: Commit checker robot <no-reply+buildbot@haiku-os.org>
Reviewed-by: Jérôme Duval <jerome.duval@gmail.com>

virtio_gpu: initial driver

sample for qemu: -device virtio-vga,edid=on,xres=1024,yres=768 -display sdl
display mode can be set in the Screen preferences.

Change-Id: If1d6aeecb208ce7c62c42eea1a95c71237c4375a
Reviewed-on: https://review.haiku-os.org/c/haiku/+/7038
Tested-by: Commit checker robot <no-reply+buildbot@haiku-os.org>
Reviewed-by: Jérôme Duval <jerome.duval@gmail.com>