[roll third_party/pigweed] roll: clang

From: git_revision:8ccf1c117b0dc08f7e9c24fe98f45ebe32e95cd1
To: git_revision:a2692ac23f1421097f0d51c7325045ed38db6408
Original-Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/207190
Lint: Lint 🤖 <android-build-ayeaye@system.gserviceaccount.com>
Bot-Commit: Pigweed Roller <pigweed-roller@pigweed-service-accounts.iam.gserviceaccount.com>

https://pigweed.googlesource.com/pigweed/pigweed
third_party/pigweed Rolled-Commits: 73d4ddb4cb33de4..e0492ee7eaed1f4
Roller-URL: https://ci.chromium.org/b/8749300330067569745
GitWatcher: ignore
CQ-Do-Not-Cancel-Tryjobs: true
Change-Id: I1d0380536fa331c5404bc08ec09f305ba068be89
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/examples/+/207232
Lint: Lint 🤖 <android-build-ayeaye@system.gserviceaccount.com>
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 73d4ddb..e0492ee 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit 73d4ddb4cb33de4c5b510a7fbfa9134d93ec18cf
+Subproject commit e0492ee7eaed1f4afa78b34bc6db1c1ca9d50de4