roll: third_party/pigweed 4d16136..4a1535b (3 commits)

4a1535b:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/252332 pw_bluetooth_proxy: Remove assert for moved-into objects
c4113b4:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/252356 third_party/emboss: Remove public_config removal of warnings
aca1330:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/252355 pw_bluetooth_sapphire: Add [[maybe_unused]] where needed

Rolled-Repo: https://pigweed.googlesource.com/pigweed/pigweed
Rolled-Commits: 4d16136c7739b4..4a1535b5ccdd8c
Roll-Count: 1
Roller-URL: https://cr-buildbucket.appspot.com/build/8729366147874518001
GitWatcher: ignore
CQ-Do-Not-Cancel-Tryjobs: true
Change-Id: I8c94c671c1aa3d1af80ba077aa2ca89811843d6e
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/experimental/+/252512
Bot-Commit: Pigweed Roller <pigweed-roller@pigweed-service-accounts.iam.gserviceaccount.com>
Commit-Queue: Pigweed Roller <pigweed-roller@pigweed-service-accounts.iam.gserviceaccount.com>
Lint: Lint 🤖 <android-build-ayeaye@system.gserviceaccount.com>
diff --git a/third_party/pigweed b/third_party/pigweed
index 4d16136..4a1535b 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit 4d16136c7739b4833cc308dc4b34d907b5d4500e
+Subproject commit 4a1535b5ccdd8c3d86d9cce579e663524f176fc3