fbdev/sm501fb: Output message with fb_err()

Fix case were dev_err() is being called with struct fb_info.dev.
Use fb_err() instead.
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: Javier Martinez Canillas <javierm@redhat.com>
Reviewed-by: Sam Ravnborg <sam@ravnborg.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20230613110953.24176-30-tzimmermann@suse.de

drivers/video/fbdev/sm501fb.c

@@ -1293,7 +1293,7 @@ static int sm501fb_sync(struct fb_info *info)
 		count--;
 
 	if (count <= 0) {
-		dev_err(info->dev, "Timeout waiting for 2d engine sync\n");
+		fb_err(info, "Timeout waiting for 2d engine sync\n");
 		return 1;
 	}
 	return 0;