cros_bundle_firmware: Don't rework the dtb for with_index'd regions

We don't have them anymore.

BUG=chromium:595715
BRANCH=none
TEST=none

Change-Id: I587ea521a2b77dba0f07542306594b538c33da8b
Signed-off-by: Patrick Georgi <pgeorgi@google.com>
Reviewed-on: https://chromium-review.googlesource.com/397620
Commit-Ready: Patrick Georgi <pgeorgi@chromium.org>
Tested-by: Patrick Georgi <pgeorgi@chromium.org>
Reviewed-by: Stefan Reinauer <reinauer@chromium.org>
2 files changed