roll: third_party/pigweed 6148e5f..3c65121 (3 commits)

3c65121:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/259356 pw_bluetooth_sapphire: Construct SecurityManager with Peer::WeakPtr
cf38dfa:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/259355 pw_bluetooth_sapphire: Refactor gap::Peer into separate build rule
3173ab3:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/259433 pw_toolchain: Register rustfmt toolchain

Rolled-Repo: https://pigweed.googlesource.com/pigweed/pigweed
Rolled-Commits: 6148e5f047c685..3c651214fad01d
Roll-Count: 1
Roller-URL: https://cr-buildbucket.appspot.com/build/8726087203303399425
GitWatcher: ignore
CQ-Do-Not-Cancel-Tryjobs: true
Change-Id: I7a26cd7485c1f57c5b26376c7702723b103a462e
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/examples/+/259658
Commit-Queue: Pigweed Roller <pigweed-roller@pigweed-service-accounts.iam.gserviceaccount.com>
Bot-Commit: 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 6148e5f..3c65121 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit 6148e5f047c685d1c058620bbf125194b11e37dc
+Subproject commit 3c651214fad01d6225c010f48d725cb46792402c