roll: third_party/pigweed bcefbab..bbbdf76 (11 commits)

bbbdf76:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/284853 pw_kernel: Add mps2-an505 specific target
662d5e8:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/284688 pw_kernel: Remove obsolete console.rs file
824ffb3:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/284684 pw_kernel: Add config KERNEL_STACK_SIZE_BYTES
222ad32:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/283794 pw_kernel: Add SCHEDULER_TICK_HZ to config
e5b0af2:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/284812 bazel: Propagate rules_rust error_format to exec config
e7934a3:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/284155 pw_docgen: Start unit tests
2866b2a:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/284685 pw_kernel: Split user and kernel exception frames
99d01a3:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/284212 pw_ide: Fix presubmit and tests on windows
1f47b42:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/283793 pw_kernel: Add target specific kernel config
a8c94ba:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/284592 pw_kernel: Add Target::main()
4aaade1:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/284374 third_party/chre: Use pw_external_chre in gn

Rolled-Repo: https://pigweed.googlesource.com/pigweed/pigweed
Rolled-Commits: bcefbaba1a32e6..bbbdf7690fead0
Roll-Count: 1
Roller-URL: https://cr-buildbucket.appspot.com/build/8717186136807952993
GitWatcher: ignore
CQ-Do-Not-Cancel-Tryjobs: true
Change-Id: I0a7869bc0714adb43147e7358e9c65a32d961cf4
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/kudzu/+/284797
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 bcefbab..bbbdf76 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit bcefbaba1a32e6fbe76ebc9ea1467bc96cf89bbc
+Subproject commit bbbdf7690fead0751c35e8fdc3e936c82f253134