Update pnacl toolchain version

ports/pnacl/hello.c

Index: ports/pnacl/hello.c
diff --git a/ports/pnacl/hello.c b/ports/pnacl/hello.c
new file mode 100644
index 0000000000000000000000000000000000000000..2bbd6714ce77a02fb58bf692ac7f888ce22f71c8
--- /dev/null
+++ b/ports/pnacl/hello.c
@@ -0,0 +1,14 @@
+/*
+ * Copyright 2016 The Native Client Authors. All rights reserved.
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+/* Simple hello world test program for compiler smoketest */
+
+#include <stdio.h>
+
+int main() {
+  printf("Hello, world!\n");
+  return 0;
+}