roll: third_party/pigweed 6582c5e..5237640 (10 commits)

5237640:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/256092 pw_bluetooth_proxy: Provide IsWriteAvailable function
ae9750e:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/256841 pw_bluetooth_proxy: Don't log dtor of moved-from channel objects
7cac792:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/256840 pw_bluetooth_proxy: Remove extra space from some logs
58e24d6:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/256839 pw_bluetooth_proxy: Log if disconnect with unknown connection
953f10a:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/257232 pw_multibuf: Fix Android.bp
645d820:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/256837 pw_bluetooth_proxy: Rename FindAclConnection to FindOpenAclConnection
d4d56ca:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/257074 pw_thread_freertos: Assert PW_THREAD_FREERTOS_CONFIG_* are valid
1140dc2:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/256836 pw_bluetooth_proxy: Add logging for events
2f2d633:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/257073 pw_bluetooth_proxy: Add logging for setup and teardown
babdb2a:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/257112 pw_protobuf: Initialize variables in docs example

Rolled-Repo: https://pigweed.googlesource.com/pigweed/pigweed
Rolled-Commits: 6582c5e54ab2e4..5237640e809cce
Roll-Count: 1
Roller-URL: https://cr-buildbucket.appspot.com/build/8726810511263299681
GitWatcher: ignore
CQ-Do-Not-Cancel-Tryjobs: true
Change-Id: I55a9568988fd2a8f05cdbd104b423f2afe8eb5c9
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/examples/+/257392
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 6582c5e..5237640 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit 6582c5e54ab2e4967024aca2a58d628943f06164
+Subproject commit 5237640e809ccef7a846d823d509db219d9e0428