Remove bogus dependency on <sys/utime.h>.

Bug: http://b/28519060
Change-Id: Icae853383140622b70c1f71ef41195a0b76b4e84
diff --git a/lib/curl_config.h b/lib/curl_config.h
index 434cf9b..684a60d 100644
--- a/lib/curl_config.h
+++ b/lib/curl_config.h
@@ -707,7 +707,7 @@
 #define HAVE_SYS_UN_H 1
 
 /* Define to 1 if you have the <sys/utime.h> header file. */
-#define HAVE_SYS_UTIME_H 1
+/* #undef HAVE_SYS_UTIME_H */
 
 /* Define to 1 if you have the <sys/wait.h> header file. */
 #define HAVE_SYS_WAIT_H 1