roll: third_party/pigweed: pw_bluetooth_sapphire: Migrate ReadBdAddr event to emboss

Original-Bug: b/42167863
Test: fx test bt-host-gap-tests
Original-Reviewed-on: https://fuchsia-review.googlesource.com/c/fuchsia/+/1096951
GitOrigin-RevId: 8cf95b00695f6514362fbba57d24edae994a172e
Original-Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/230558

https://pigweed.googlesource.com/pigweed/pigweed
third_party/pigweed Rolled-Commits: 4ca35072d847b34..63ff91ddb27180e
Roller-URL: https://ci.chromium.org/b/8738773898562663585
GitWatcher: ignore
CQ-Do-Not-Cancel-Tryjobs: true
Change-Id: Iea57203b942bebe641a5186f92973a7276698abb
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/examples/+/231777
Bot-Commit: Pigweed Roller <pigweed-roller@pigweed-service-accounts.iam.gserviceaccount.com>
Lint: Lint 🤖 <android-build-ayeaye@system.gserviceaccount.com>
Commit-Queue: Pigweed Roller <pigweed-roller@pigweed-service-accounts.iam.gserviceaccount.com>
diff --git a/third_party/pigweed b/third_party/pigweed
index 4ca3507..63ff91d 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit 4ca35072d847b34b51c92ec5c9af6a61a2da8d88
+Subproject commit 63ff91ddb27180e55f347f5eafd1fb6c3e6cea19