roll: third_party/pigweed 5a5e4e2..57b4f2e (4 commits)

57b4f2e:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/501493 pw_perf_test: Fix implicit conversion warnings
905ae7a:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/503307 pw_toolchain: Fix toolchains for Bazel 9.3.0
4f10eff:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/504185 docs: Add Pigweed Go style guide
79a8257:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/501275 pw_bluetooth_sapphire: Add missing Fuchsia targets to compile commands

Rolled-Repo: https://pigweed.googlesource.com/pigweed/pigweed
Rolled-Commits: 5a5e4e2b9250d9..57b4f2eff50099
Roll-Count: 1
Roller-URL: https://cr-buildbucket.appspot.com/build/8667829896611230513
GitWatcher: ignore
CQ-Do-Not-Cancel-Tryjobs: true
Change-Id: Ifdb6b4213a2ed9a1bab975296f2cac0d7a0c523f
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/examples/+/504785
diff --git a/third_party/pigweed b/third_party/pigweed
index 5a5e4e2..57b4f2e 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit 5a5e4e2b9250d947c1260177388f606787184f66
+Subproject commit 57b4f2eff500996a9a2f5a9c1e4b6b75539293e1