roll: third_party/pigweed 2 commits

9686a7d166465d2 pw_bluetooth_sapphire: Add new emboss compiler fil
7ee36ee92d4d953 pw_bluetooth: Add more emboss definitions

https://pigweed.googlesource.com/pigweed/pigweed
third_party/pigweed Rolled-Commits: 17252280da5edda..9686a7d166465d2
Roller-URL: https://ci.chromium.org/b/8739786356987585489
GitWatcher: ignore
CQ-Do-Not-Cancel-Tryjobs: true
Change-Id: I224b3c790e75bdc2f0fc114acf4710b6547852bd
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/examples/+/228971
Lint: Lint 🤖 <android-build-ayeaye@system.gserviceaccount.com>
Bot-Commit: Pigweed Roller <pigweed-roller@pigweed-service-accounts.iam.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 1725228..9686a7d 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit 17252280da5edda418bd36fed049e1a11ef4607f
+Subproject commit 9686a7d166465d2664ba503c93d7742eb642a29a