roll: third_party/pigweed e38aff6..1b6dc6a (5 commits)

1b6dc6a:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/284313 third_party/chromium_verifier: Use pw_external_chromium_verifier in gn
60b13c1:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/285732 pw_tokenizer: Add a few tests; fix typo
d1a9c37:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/285672 pw_bluetooth_sapphire: SCO Offload Index config
ef9eb37:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/285372 pw_rpc_transport: Fix docs.rst example of node B setup
ba96152:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/283972 pw_bluetooth_proxy: Handle l2cap disconnection response direction

Rolled-Repo: https://pigweed.googlesource.com/pigweed/pigweed
Rolled-Commits: e38aff6439df47..1b6dc6ad02adf7
Roll-Count: 1
Roller-URL: https://cr-buildbucket.appspot.com/build/8716850772625723233
GitWatcher: ignore
CQ-Do-Not-Cancel-Tryjobs: true
Change-Id: If83ae04c6d9cc60e85bfbe53d5a68e65cc595e82
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/examples/+/285716
Bot-Commit: Pigweed Roller <pigweed-roller@pigweed-service-accounts.iam.gserviceaccount.com>
Lint: Lint 🤖 <android-build-ayeaye@system.gserviceaccount.com>
Commit-Queue: Pigweed Roller <pigweed-roller@pigweed-service-accounts.iam.gserviceaccount.com>
diff --git a/third_party/pigweed b/third_party/pigweed
index e38aff6..1b6dc6a 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit e38aff6439df47af515a4cb5554d4925e1621f67
+Subproject commit 1b6dc6ad02adf72c5eae21a140f7db235de74fd9