Update test scripts Change-Id: I77ff10400cd37ede41db6b3f2de6ae196d994d35 Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/zephyr-integration/+/150914 Reviewed-by: Rob Mohr <mohrr@google.com> Commit-Queue: Yuval Peress <peress@google.com>