Drop leftover includes

Corresponding to flashrom svn r115 and coreboot v2 svn r2693.

Signed-off-by: Stefan Reinauer <stepan@coresystems.de>
Acked-by: Stefan Reinauer <stepan@coresystems.de>
diff --git a/82802ab.c b/82802ab.c
index 2dacfa3..53930ee 100644
--- a/82802ab.c
+++ b/82802ab.c
@@ -23,12 +23,8 @@
  *
  */
 
-#include <errno.h>
-#include <fcntl.h>
-#include <sys/mman.h>
-#include <unistd.h>
 #include <stdio.h>
-#include <stdlib.h>
+#include <stdint.h>
 
 #include "flash.h"
 #include "82802ab.h"