[roll third_party/pigweed] OWNERS: Add chadnorvell@

Original-Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/111715

https://pigweed.googlesource.com/pigweed/pigweed
third_party/pigweed Rolled-Commits: 9ef91a13a3578ba..ec96e73d455f932
Roller-URL: https://ci.chromium.org/b/8802195331778930689
GitWatcher: ignore
CQ-Do-Not-Cancel-Tryjobs: true
Change-Id: Ie90022ecca1bd08d5b9ed051ec0ba96fdd056d38
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/experimental/+/111795
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 9ef91a1..ec96e73 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit 9ef91a13a3578ba92d1d3dbb52db278797766f09
+Subproject commit ec96e73d455f932dcecc286dbee0ac81b0859591