roll: third_party/pigweed 7b2ac0c..3d9d23f (2 commits)

3d9d23f:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/411553 pw_kernel: Clean up test logging inconsistencies
b7dd9df:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/409694 pw_trace_tokenized: Fix implicit conversion warnings

Rolled-Repo: https://pigweed.googlesource.com/pigweed/pigweed
Rolled-Commits: 7b2ac0c610c98f..3d9d23fdddfdaf
Roll-Count: 1
Roller-URL: https://cr-buildbucket.appspot.com/build/8681163702168312609
GitWatcher: ignore
CQ-Do-Not-Cancel-Tryjobs: true
Change-Id: Ie29cd2c5b7836d6a2e5d7c79422a81efb052c889
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/examples/+/412813
diff --git a/third_party/pigweed b/third_party/pigweed
index 7b2ac0c..3d9d23f 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit 7b2ac0c610c98f9b7c1740695c45b5334dda664f
+Subproject commit 3d9d23fdddfdaf4848445d71693ba35d47dc3b5e