roll: third_party/pigweed 4 commits

54b1551fabecd43 pw_grpc: Fix shadowed variable warning
d89b13448d1e07d pw_ide: Add shared settings management
c6dd9ada15873e7 pw_string: Add utf_codecs
3eb05cc65bc78e5 pw_channel: Add StreamChannel adapter

https://pigweed.googlesource.com/pigweed/pigweed
third_party/pigweed Rolled-Commits: 4879aeb9c2336a5..54b1551fabecd43
Roller-URL: https://ci.chromium.org/b/8741492863378259761
GitWatcher: ignore
CQ-Do-Not-Cancel-Tryjobs: true
Change-Id: Ib7b9ef05ac732fb211087a0cec53c6dda558acd6
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/examples/+/226011
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 4879aeb..54b1551 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit 4879aeb9c2336a5012ca85f30d5cfd7b2b5bf5b4
+Subproject commit 54b1551fabecd4312f46808cec488db35f81732e