[third_party/pigweed] Roll 3 commits

e80cd8431b9aac5 docs: Update sitenav
d5a540ce2dea993 pw_assert: Add module metadata
e22d0f09ef92df9 pw_system: Host device simulator entrypoint

https://pigweed.googlesource.com/pigweed/pigweed
third_party/pigweed Rolled-Commits: 8238a71197c1740..e80cd8431b9aac5
Roller-URL: https://ci.chromium.org/b/8745481529947892513
GitWatcher: ignore
CQ-Do-Not-Cancel-Tryjobs: true
Change-Id: Id15e0a52aa0a6451ce017d22b7c95de568115ab9
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/examples/+/215296
Bot-Commit: Pigweed Roller <pigweed-roller@pigweed-service-accounts.iam.gserviceaccount.com>
Lint: Lint 🤖 <android-build-ayeaye@system.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 8238a71..e80cd84 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit 8238a71197c1740d44a4ba84d65618845ed2f34c
+Subproject commit e80cd8431b9aac5a4dcc356632b98ace3f41ac21