[U-Boot] [PATCH 21/25] string: Include the config header

[sjg at google.com]

At present the config header is not included in this file, but it does use
a CONFIG option. Fix it.

Signed-off-by: Simon Glass <sjg at chromium.org>
---

 lib/string.c | 1 +
 1 file changed, 1 insertion(+)

Applied to u-boot-dm/master, thanks!