roll: third_party/pigweed fa7e587..5146c83 (3 commits)

5146c83:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/359332 pw_bluetooth_proxy: Create GATT integration test
497ce0d:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/332092 pw_multibuf: Encapsulate Entry details
b4b5d73:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/358992 pw_bluetooth_proxy: Create test_utils target

Rolled-Repo: https://pigweed.googlesource.com/pigweed/pigweed
Rolled-Commits: fa7e58742b79c3..5146c837c0e4d2
Roll-Count: 1
Roller-URL: https://cr-buildbucket.appspot.com/build/8693397986738124081
GitWatcher: ignore
CQ-Do-Not-Cancel-Tryjobs: true
Change-Id: I1658bf39b74af390861d2fe801bd653ac33fca60
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/examples/+/360832
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 fa7e587..5146c83 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit fa7e58742b79c39a109cb04473a218a9e62be8e8
+Subproject commit 5146c837c0e4d2cd6d954cb6493c7f1b6d595703