drm/kms/radeon/agp: Fix warning, format ‘%d’ expects type ‘int’, but argument 4 has type ‘size_t’

- Fix warning by using %zu instead of %d for size_t
- Fix spelling mistake, "to" should be "too".

Signed-off-by: John Kacur <jkacur@redhat.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>

drivers/gpu/drm/radeon/radeon_agp.c

@@ -134,7 +134,7 @@ int radeon_agp_init(struct radeon_device *rdev)
 	int ret;
 
 	if (rdev->ddev->agp->agp_info.aper_size < 32) {
-		dev_warn(rdev->dev, "AGP aperture to small (%dM) "
+		dev_warn(rdev->dev, "AGP aperture too small (%zuM) "
 			"need at least 32M, disabling AGP\n",
 			rdev->ddev->agp->agp_info.aper_size);
 		return -EINVAL;