roll: third_party/pigweed 9105834..b76bcea (3 commits)

b76bcea:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/291877 pw_kernel: Support unit tests after kernel init
1defe8c:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/293936 pw_package: Add roller as packages owner
59a0e8e:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/293234 pw_allocator: Fix -Wdocumentation warnings

Rolled-Repo: https://pigweed.googlesource.com/pigweed/pigweed
Rolled-Commits: 910583426043ad..b76bcea09c66e1
Roll-Count: 1
Roller-URL: https://cr-buildbucket.appspot.com/build/8714052550695964481
GitWatcher: ignore
CQ-Do-Not-Cancel-Tryjobs: true
Change-Id: I18ebe38a4f3ecc67e7a2ef3a3e00645a91074b97
Reviewed-on: https://pigweed-review.googlesource.com/c/gonk/+/293811
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 9105834..b76bcea 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit 910583426043ad7a23695d6273d8e11b3460d809
+Subproject commit b76bcea09c66e17d1dca071907c5a4941bf87d81