roll: third_party/pigweed 938d2e5..66c46ac (3 commits)

66c46ac:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/316353 pw_ide: Include headers in compile commands
195b391:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/314272 pw_bluetooth: Add LE set CIG complete command event
72673c4:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/316352 pw_ide: Move CPP specifics into helper

Rolled-Repo: https://pigweed.googlesource.com/pigweed/pigweed
Rolled-Commits: 938d2e55974f9e..66c46ac950f2ac
Roll-Count: 1
Roller-URL: https://cr-buildbucket.appspot.com/build/8705253546834844465
GitWatcher: ignore
CQ-Do-Not-Cancel-Tryjobs: true
Change-Id: I415678b38575b058e33952e8750f544306c4a0cc
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/examples/+/317134
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 938d2e5..66c46ac 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit 938d2e55974f9e54d3af22b82dc314f8639cda35
+Subproject commit 66c46ac950f2accb3211692a1f409e23c11a3032