At present the SPL loader is not included in the TPL image so SPL cannot
be loaded. Fix it by including this file for both SPL and TPL.
Signed-off-by: Simon Glass <sjg@chromium.org>
Fixes: c87f9ce227 ("x86: Don't build some unused objects in TPL")
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>