cros_bundle_firmware: store cbfs files

This change makes cros_bundle_firmware store all files discovered under
the directory specified by --cbfs-files option in CBFS.

BUG=none
BRANCH=tot
TEST=Tested by emerge-samus

Change-Id: I7b9e3e89af6ebb4b98eb5296d559174c0932ea47
Signed-off-by: Daisuke Nojiri <dnojiri@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/302623
Reviewed-by: Randall Spangler <rspangler@chromium.org>
2 files changed