[third_party/pigweed] Roll 2 commits

c8a45fd5afa72a9 pw_bluetooth: Add command complete event
84e0776bdfd8cb1 pw_bluetooth: Add command complete event

https://pigweed.googlesource.com/pigweed/pigweed
third_party/pigweed Rolled-Commits: 8160a4da123eb03..c8a45fd5afa72a9
Roller-URL: https://ci.chromium.org/b/8753652172043830513
GitWatcher: ignore
CQ-Do-Not-Cancel-Tryjobs: true
Change-Id: Iafd939c1592436f791aa18ac5dc7cf18d83c54e6
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/examples/+/196130
Commit-Queue: Pigweed Roller <pigweed-roller@pigweed-service-accounts.iam.gserviceaccount.com>
Bot-Commit: Pigweed Roller <pigweed-roller@pigweed-service-accounts.iam.gserviceaccount.com>
diff --git a/third_party/pigweed b/third_party/pigweed
index 8160a4d..c8a45fd 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit 8160a4da123eb03d4faac383407adeaae7904da7
+Subproject commit c8a45fd5afa72a9b90c7029ee94d92ab72dffde3