Rockchip: silence a debug message

Do not print a debug message with driver name on successful init.

BUG=None
TEST=veatest

Change-Id: Icd363472338bc48455a22366fa043d962d09e2ed
Reviewed-on: https://chromium-review.googlesource.com/381088


Commit-Ready: Pawel Osciak <posciak@chromium.org>
Tested-by: Pawel Osciak <posciak@chromium.org>
Reviewed-by: Kuang-che Wu <kcwu@chromium.org>

libv4l-rockchip_v2/libv4l-encplugin-rockchip.c

@@ -491,7 +491,7 @@ bool is_rockchip_encoder(int fd) {
 	int ret = SYS_IOCTL(fd, VIDIOC_QUERYCAP, &cap);
 	if (ret)
 		return false;
-	VLOG_FD(0, "driver name return %s\n", (char*)cap.card);
+	VLOG_FD(1, "driver name return %s\n", (char*)cap.card);
 	return strstr((const char *)cap.card, "-enc") != NULL;
 }