[roll third_party/pigweed] SEED-0110: Correct status

Changes status of the SEED in docs to Accepted.

Original-Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/179436

https://pigweed.googlesource.com/pigweed/pigweed
third_party/pigweed Rolled-Commits: 05b7e67802a614b..64e91f09a766978
Roller-URL: https://ci.chromium.org/b/8765059394807746065
GitWatcher: ignore
CQ-Do-Not-Cancel-Tryjobs: true
Change-Id: I045627d374924897936af1e6027faded0de6599e
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/experimental/+/179440
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 05b7e67..64e91f0 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit 05b7e67802a614b788d437e1d734cc7bf4b7d30d
+Subproject commit 64e91f09a766978e8c7ebb3acdf477c1680cd939