hps-firmware-images: Tweaks to get_signed_binary.sh

Don't hard-code a bug that is long closed.

Use more contemporary test instructions.

BUG=None
TEST=None

Change-Id: I822b4b56a9f6a655036be377a1f80afa02d06bfa
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/hps-firmware-images/+/3867092
Commit-Queue: David Lattimore <dml@chromium.org>
Reviewed-by: Dan Callaghan <dcallagh@chromium.org>
Tested-by: David Lattimore <dml@chromium.org>
1 file changed
tree: f6aec35fb18d50c061fb734f8acbc261fcc20faa
  1. firmware-signed/
  2. licenses/
  3. script/
  4. DIR_METADATA
  5. OWNERS
  6. PRESUBMIT.cfg