[roll third_party/pigweed] docs: Fix module homepage canonical URLs

Original-Bug: b/323077749
Original-Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/189773

https://pigweed.googlesource.com/pigweed/pigweed
third_party/pigweed Rolled-Commits: c692387895636a8..2fbb8d04e0ac4b6
Roller-URL: https://ci.chromium.org/b/8757348144132910017
GitWatcher: ignore
CQ-Do-Not-Cancel-Tryjobs: true
Change-Id: I52c0b4f295982e0697cd2f4cd6f78a13d3925ca5
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/experimental/+/189871
Bot-Commit: Pigweed Roller <pigweed-roller@pigweed-service-accounts.iam.gserviceaccount.com>
Commit-Queue: Pigweed Roller <pigweed-roller@pigweed-service-accounts.iam.gserviceaccount.com>
diff --git a/third_party/pigweed b/third_party/pigweed
index c692387..2fbb8d0 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit c692387895636a85029f342e457eb710fb478fdd
+Subproject commit 2fbb8d04e0ac4b6dbb544f1526ad5a14e9e5b662