Added ktop and punybench to exclusion list

Because both ktop and punybnech have GPLv2 code, they should
not be checked for standard copywrite comment.

BUG=14974
TEST=ran "repo upload ." on ktop

Change-Id: Ieb02fb1ed5419169fb3bc80385290f79684be87c
Reviewed-on: http://gerrit.chromium.org/gerrit/555
Reviewed-by: Paul Taysom <taysom@google.com>
Tested-by: Paul Taysom <taysom@google.com>
diff --git a/pre-upload.py b/pre-upload.py
index a83ff7c..b33105b 100644
--- a/pre-upload.py
+++ b/pre-upload.py
@@ -30,6 +30,8 @@
   # avoid doing source file checks for kernel
   r"/src/third_party/kernel/",
   r"/src/third_party/kernel-next/",
+  r"/src/third_party/ktop/",
+  r"/src/third_party/punybench/",
   r".*\bexperimental[\\\/].*",
   r".*\b[A-Z0-9_]{2,}$",
   r".*[\\\/]debian[\\\/]rules$",