libc: Fix all includes in codebase

The codebase was using non-standard headers. It is needed to replace
them by the correct ones so that we can use the new libc headers.

Change-Id: I530f71d9510cb036e69fe79823c8230afe890b9d
Acked-by: Sumit Garg <sumit.garg@linaro.org>
Signed-off-by: Antonio Nino Diaz <antonio.ninodiaz@arm.com>
diff --git a/bl32/sp_min/sp_min_main.c b/bl32/sp_min/sp_min_main.c
index f06a48b..59e88eb 100644
--- a/bl32/sp_min/sp_min_main.c
+++ b/bl32/sp_min/sp_min_main.c
@@ -21,8 +21,8 @@
 #include <stddef.h>
 #include <stdint.h>
 #include <std_svc.h>
+#include <stdint.h>
 #include <string.h>
-#include <types.h>
 #include <utils.h>
 #include "sp_min_private.h"