roll: third_party/pigweed d5642b4..abf1641 (2 commits)

abf1641:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/332855 pw_containers: Aligned storage utility class
d55c3fc:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/332854 pw_containers: Update shared test structure; various fixes

Rolled-Repo: https://pigweed.googlesource.com/pigweed/pigweed
Rolled-Commits: d5642b4e292907..abf16415ace60c
Roll-Count: 1
Roller-URL: https://cr-buildbucket.appspot.com/build/8700891207395403473
GitWatcher: ignore
CQ-Do-Not-Cancel-Tryjobs: true
Change-Id: I9d173c9a35fcdc2541240e5befaf629380979535
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/examples/+/333596
Bot-Commit: Pigweed Roller <pigweed-roller@pigweed-service-accounts.iam.gserviceaccount.com>
Commit-Queue: Pigweed Roller <pigweed-roller@pigweed-service-accounts.iam.gserviceaccount.com>
Lint: Lint 🤖 <android-build-ayeaye@system.gserviceaccount.com>
diff --git a/third_party/pigweed b/third_party/pigweed
index d5642b4..abf1641 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit d5642b4e292907fa70773f9b1647aaf48f1be1fa
+Subproject commit abf16415ace60cd29691fc55c14a654975800c88