roll: third_party/pigweed cc167eb..2670f90 (4 commits)

2670f90:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/301532 pw_ide: Support fish shell in compile commands interceptor
0d991ea:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/302056 pw_channel: PacketChannel implementation for testing
279761a:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/301693 pw_containers: Deque emplace and insert functions
3fd1432:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/302533 pw_toolchain: Disable -Wmaybe-uninitialized on Windows GCC builds

Rolled-Repo: https://pigweed.googlesource.com/pigweed/pigweed
Rolled-Commits: cc167eb4592d39..2670f90e5b83d8
Roll-Count: 1
Roller-URL: https://cr-buildbucket.appspot.com/build/8710418342921817329
GitWatcher: ignore
CQ-Do-Not-Cancel-Tryjobs: true
Change-Id: Ied062a311b43c1bb42c85d1d08a1b4f94bba7bf6
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/examples/+/302692
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 cc167eb..2670f90 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit cc167eb4592d392b604d8c405b10e1b0860aa765
+Subproject commit 2670f90e5b83d80d9c2e8adcb872ed157cd2ab3d