drm/amdgpu/virt: change AI ack-irq message to debug level

Change message to debug level as VI does.

Signed-off-by: Xiangliang Yu <Xiangliang.Yu@amd.com>
Reviewed-by: Monk Liu <Monk.Liu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
1 file changed