[roll third_party/pigweed] OWNERS: Add kayce@

Original-Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/163254

https://pigweed.googlesource.com/pigweed/pigweed
third_party/pigweed Rolled-Commits: 0cebdd79db40e51..b2c2b855f576c05
Roller-URL: https://ci.chromium.org/b/8773660286829659329
GitWatcher: ignore
CQ-Do-Not-Cancel-Tryjobs: true
Change-Id: Ib47ff107767698e488f297a8c828b9daec0a4ebe
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/experimental/+/163272
Commit-Queue: Pigweed Roller <pigweed-roller@pigweed-service-accounts.iam.gserviceaccount.com>
Bot-Commit: Pigweed Roller <pigweed-roller@pigweed-service-accounts.iam.gserviceaccount.com>
diff --git a/third_party/pigweed b/third_party/pigweed
index 0cebdd7..b2c2b85 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit 0cebdd79db40e51bfb8052794f18a058f94ddd36
+Subproject commit b2c2b855f576c05f69bb30fa3bbe035a16415671