roll: third_party/pigweed 2 commits

50a2a2f6461cff7 pw_bluetooth_sapphire: Copy InspectTesting library
b5abb1f916e26b2 pw_thread: Work around C++17 aggregate initializat

https://pigweed.googlesource.com/pigweed/pigweed
third_party/pigweed Rolled-Commits: 2a34a2865e92cf7..50a2a2f6461cff7
Roller-URL: https://ci.chromium.org/b/8738413287578271249
GitWatcher: ignore
CQ-Do-Not-Cancel-Tryjobs: true
Change-Id: I090bfa321a511d82c45b9851cf6bd2c3afcd5a2f
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/examples/+/232294
Lint: Lint 🤖 <android-build-ayeaye@system.gserviceaccount.com>
Bot-Commit: Pigweed Roller <pigweed-roller@pigweed-service-accounts.iam.gserviceaccount.com>
Commit-Queue: Pigweed Roller <pigweed-roller@pigweed-service-accounts.iam.gserviceaccount.com>
diff --git a/third_party/pigweed b/third_party/pigweed
index 2a34a28..50a2a2f 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit 2a34a2865e92cf70c67186ef701882d27d8604d8
+Subproject commit 50a2a2f6461cff716212977047c0423b2f632e93