roll: third_party/pigweed: pw_bluetooth_sapphire: Configure Fuchsia backends

Configure the Fuchsia backends and test them by adding the bt-host
common tests to the infra test target.

Original-Bug: b/359242468
Original-Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/232035

https://pigweed.googlesource.com/pigweed/pigweed
third_party/pigweed Rolled-Commits: 50a2a2f6461cff7..afe9da3bbe009cc
Roller-URL: https://ci.chromium.org/b/8738411224591128257
GitWatcher: ignore
CQ-Do-Not-Cancel-Tryjobs: true
Change-Id: I027c0dd13179aae71e5d6b69052f4d49b1b7fac7
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/experimental/+/232106
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 50a2a2f..afe9da3 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit 50a2a2f6461cff716212977047c0423b2f632e93
+Subproject commit afe9da3bbe009cc27e4e0017ec7500d8db019fd7