Don't test executable files nor object files, even if the former might render the test useless on win32 (executable bit isn't well defined there). Change-Id: Ifb6fc83243289d266f439316c14b6b009f8da5fc Signed-off-by: Patrick Georgi <patrick.georgi@secunet.com> Reviewed-on: http://review.coreboot.org/890 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>