[roll third_party/pigweed] roll: buildifier

From: version:2@4.2.3
To: version:2@4.2.4

Original-Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/72042
Bot-Commit: Pigweed Roller <pigweed-roller@pigweed.google.com.iam.gserviceaccount.com>

https://pigweed.googlesource.com/pigweed/pigweed
third_party/pigweed Rolled-Commits: 6456605772ec872..d05f49422ae17ef
Roller-URL: https://ci.chromium.org/b/8828606879277326209
Cq-Cl-Tag: roller-builder:pigweed-sample-project-roller
Cq-Cl-Tag: roller-bid:8828606879277326209
CQ-Do-Not-Cancel-Tryjobs: true
Change-Id: I0c228c1311806178066141e83dce6e484eea7200
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/sample_project/+/72081
Bot-Commit: Pigweed Integration Roller <pigweed-integration-roller@pigweed.google.com.iam.gserviceaccount.com>
Commit-Queue: Pigweed Integration Roller <pigweed-integration-roller@pigweed.google.com.iam.gserviceaccount.com>
diff --git a/third_party/pigweed b/third_party/pigweed
index 6456605..d05f494 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit 6456605772ec8725b6611ad3a2a53adf3ab72e77
+Subproject commit d05f49422ae17ef148d5dc7dc0ef14ea1784f9a4