roll: third_party/pigweed 2b3049b..a67cc22 (8 commits)

a67cc22:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/260094 pw_*/docs.rst: Remove outdated "under construction" notices
8e0e0a0:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/260093 pw_presubmit: Use CQ cache instance
41b6f9a:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/260014 pw_digital_io_mcuxpresso: Remove deprecated headers
c3fc5a1:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/260432 pw_format: Fix use of type_alias_impl_trait
e977933:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/260312 pw_sync: Refactor borrow tests
3d3c663:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/255062 pw_toolchain: Add cargo to Rust toolchains
bdc5263:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/260216 pw_bluetooth_sapphire: FakeController code cleanup
5f53ccb:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/260013 pw_digital_io_mcuxpresso: Reorganize PINT support

Rolled-Repo: https://pigweed.googlesource.com/pigweed/pigweed
Rolled-Commits: 2b3049b1573b8c..a67cc226162325
Roll-Count: 1
Roller-URL: https://cr-buildbucket.appspot.com/build/8725733801127211921
GitWatcher: ignore
CQ-Do-Not-Cancel-Tryjobs: true
Change-Id: I6085926e10faa9e6ff30e6dbcc74ac662160c5b6
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/examples/+/260374
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 2b3049b..a67cc22 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit 2b3049b1573b8c052ac6a321188a73f77a8fabf9
+Subproject commit a67cc226162325902a4f20d8d3c8ded4a8682733