[roll third_party/pigweed] roll: clang-next

From: git_revision:c58bc24fcf678c55b0bf522be89eff070507a005
To: git_revision:1e7d5871eed1bdf1eeb4b50eb9b911774f420ca1
Original-Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/192912
Bot-Commit: Pigweed Roller <pigweed-roller@pigweed-service-accounts.iam.gserviceaccount.com>

https://pigweed.googlesource.com/pigweed/pigweed
third_party/pigweed Rolled-Commits: 3ba7cdc20535ec0..4b5dc0535d75ca1
Roller-URL: https://ci.chromium.org/b/8755772046211390801
GitWatcher: ignore
CQ-Do-Not-Cancel-Tryjobs: true
Change-Id: I07b71d32e1c655a41ce03b794696494adff6ce30
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/examples/+/192994
Bot-Commit: Pigweed Roller <pigweed-roller@pigweed-service-accounts.iam.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 3ba7cdc..4b5dc05 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit 3ba7cdc20535ec023f48e33634ab0cd4ccf7a5d6
+Subproject commit 4b5dc0535d75ca150d5d30b4fc1f8f8e919ccf6d