This adds a new module, pw_assert_log, which routes asserts into the
logging backend with a flag set, which can be detected to terminate
execution. This will enable clean assert tokenization.
Change-Id: Id7d14bb35ee0aefd465f4ce109ac270d523a3ec1
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/16103
Commit-Queue: Keir Mierle <keir@google.com>
Reviewed-by: Wyatt Hepler <hepler@google.com>
