[roll third_party/pigweed] pw_unit_test: Provide TestMetadata to ResultDB

This will result in nicer names in the TestResult panel. See
https://bugs.chromium.org/p/chromium/issues/detail?id=1368387#c6

Original-Bug: 247857184
Original-Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/112315

https://pigweed.googlesource.com/pigweed/pigweed
third_party/pigweed Rolled-Commits: 71a3266aa316744..bc8a2633c33ebfc
Roller-URL: https://ci.chromium.org/b/8801820356101530017
GitWatcher: ignore
CQ-Do-Not-Cancel-Tryjobs: true
Change-Id: Ib818eac826cb175a4c58edbee6d254878704deab
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/experimental/+/112356
Bot-Commit: Pigweed Integration Roller <pigweed-integration-roller@pigweed.google.com.iam.gserviceaccount.com>
Commit-Queue: Pigweed Integration Roller <pigweed-integration-roller@pigweed.google.com.iam.gserviceaccount.com>
diff --git a/third_party/pigweed b/third_party/pigweed
index 71a3266..bc8a263 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit 71a3266aa316744d980bf2a4eb3d4129923ce99f
+Subproject commit bc8a2633c33ebfcb5895a73f3ba213b1faf845f8