virtgpu: Make getparam failure sound less fatal

The current logcat error message sounds quite fatal to someone
unfamiliar with virtio gpu's extensions.

BUG=n/a
TEST=build

Change-Id: Ifd26f31b561c9103eea357717397d38280270f50
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/minigbm/+/3169386
Reviewed-by: Gurchetan Singh <gurchetansingh@chromium.org>
Reviewed-by: Yiwei Zhang <zzyiwei@chromium.org>
Tested-by: Gurchetan Singh <gurchetansingh@chromium.org>
Commit-Queue: Gurchetan Singh <gurchetansingh@chromium.org>
1 file changed