[roll third_party/pigweed] roll: go

From: version:2@1.16.6
To: version:2@1.16.7

Original-Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/56440
Bot-Commit: Pigweed Roller <pigweed-roller@pigweed.google.com.iam.gserviceaccount.com>

third_party/pigweed Rolled-Commits: b9cc4adda777ee4..484a0b5d98ee279
Roller-URL: https://ci.chromium.org/b/8839452939521078097
Cq-Cl-Tag: roller-builder:pigweed-experimental-roller
Cq-Cl-Tag: roller-bid:8839452939521078097
CQ-Do-Not-Cancel-Tryjobs: true
Change-Id: If8af7b16cd7c32d83426a73c6fc80541555b8bad
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/experimental/+/56441
Bot-Commit: Pigweed Integration Roller <pigweed-integration-roller@pigweed.google.com.iam.gserviceaccount.com>
Commit-Queue: Pigweed Integration Roller <pigweed-integration-roller@pigweed.google.com.iam.gserviceaccount.com>
diff --git a/third_party/pigweed b/third_party/pigweed
index b9cc4ad..484a0b5 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit b9cc4adda777ee47e7495e7965bb07d7887ac47d
+Subproject commit 484a0b5d98ee2792e2f0b9f15f153affcb78ea6a