[roll third_party/pigweed] roll: gn

From: git_revision:37baefb026b199605affa7bcb24810d1724ce373
To: git_revision:2ecd43a10266bd091c98e6dcde507c64f6a0dad3

Original-Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/97838
Bot-Commit: Pigweed Roller <pigweed-roller@pigweed.google.com.iam.gserviceaccount.com>

https://pigweed.googlesource.com/pigweed/pigweed
third_party/pigweed Rolled-Commits: f2559df8a616f4c..23839d3a010a506
Roller-URL: https://ci.chromium.org/b/8811530693551796241
Cq-Cl-Tag: roller-builder:pigweed-experimental-roller
Cq-Cl-Tag: roller-bid:8811530693551796241
CQ-Do-Not-Cancel-Tryjobs: true
Change-Id: I0e8d6c6b79723212fcf6cad86953941a6dca610b
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/experimental/+/97840
Commit-Queue: Pigweed Integration Roller <pigweed-integration-roller@pigweed.google.com.iam.gserviceaccount.com>
Bot-Commit: Pigweed Integration Roller <pigweed-integration-roller@pigweed.google.com.iam.gserviceaccount.com>
diff --git a/third_party/pigweed b/third_party/pigweed
index f2559df..23839d3 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit f2559df8a616f4c7c67625f3a28710f9ea47d6f1
+Subproject commit 23839d3a010a5060efa561645a59c35a911986d5