drm/i915/gvt: Use gvt_err to print the resource not enough error

It is better to use gvt_err when the gvt resource is not enough so
the user can be notified from the kernel dmesg. And this kind of
error message is gvt related.
Suggested-by: NBing Niu <bing.niu@intel.com>
Signed-off-by: NChuanxiao Dong <chuanxiao.dong@intel.com>
Cc: Bing Niu <bing.niu@intel.com>
Signed-off-by: NZhenyu Wang <zhenyuw@linux.intel.com>

drivers/gpu/drm/i915/gvt/aperture_gm.c

@@ -285,8 +285,8 @@ static int alloc_resource(struct intel_vgpu *vgpu,
 	return 0;
 
 no_enough_resource:
-	gvt_vgpu_err("fail to allocate resource %s\n", item);
-	gvt_vgpu_err("request %luMB avail %luMB max %luMB taken %luMB\n",
+	gvt_err("fail to allocate resource %s\n", item);
+	gvt_err("request %luMB avail %luMB max %luMB taken %luMB\n",
 		BYTES_TO_MB(request), BYTES_TO_MB(avail),
 		BYTES_TO_MB(max), BYTES_TO_MB(taken));
 	return -ENOSPC;