roll: third_party/pigweed 9271d13..5477cb2 (3 commits)

5477cb2:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/250533 pw_env_setup: Update clang next version
79f3d71:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/249752 pw_bluetooth_proxy: Factor out fragmented ACL checks and add direction
011b16b:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/249715 pw_bluetooth_proxy: Prepare for ACL layer event handling API

Rolled-Repo: https://pigweed.googlesource.com/pigweed/pigweed
Rolled-Commits: 9271d13609a5d9..5477cb202c57ed
Roll-Count: 1
Roller-URL: https://cr-buildbucket.appspot.com/build/8730234828787682929
GitWatcher: ignore
CQ-Do-Not-Cancel-Tryjobs: true
Change-Id: I0d62dd20ef3b3e2e48ceb1a17c67f7cd49b28c3b
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/examples/+/250843
Commit-Queue: Pigweed Roller <pigweed-roller@pigweed-service-accounts.iam.gserviceaccount.com>
Lint: Lint 🤖 <android-build-ayeaye@system.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 9271d13..5477cb2 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit 9271d13609a5d939c056e78a28c3f09c1aaadebf
+Subproject commit 5477cb202c57ede4bf9981f4ab067abec1bdb6cf