roll: third_party/pigweed roll: gn

From git_revision:6e8e0d6d4a151ab2ed9b4a35366e630c55888444
To git_revision:3468d4868725e310eff5f5cd9b6655110883f55b

Roll-Count: 1
GitWatcher: ignore
Original-Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/283594
Bot-Commit: Pigweed Roller <pigweed-roller@pigweed-service-accounts.iam.gserviceaccount.com>
Original-Revision: f1c1ba7230307b19ce351c36a6bca1e767e78247

Rolled-Repo: https://pigweed.googlesource.com/pigweed/pigweed
Rolled-Commits: 6fb93eff4e2b4c..f1c1ba7230307b
Roll-Count: 1
Roller-URL: https://cr-buildbucket.appspot.com/build/8717627146533972225
GitWatcher: ignore
CQ-Do-Not-Cancel-Tryjobs: true
Change-Id: I8aefc8b874d3e4b179c7a0077c9bea53a8a2de24
Reviewed-on: https://pigweed-review.googlesource.com/c/gonk/+/283752
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 6fb93ef..f1c1ba7 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit 6fb93eff4e2b4c8d60cb87d5f1c33c6bef22c073
+Subproject commit f1c1ba7230307b19ce351c36a6bca1e767e78247