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>
27 files changed