[roll third_party/pigweed] pw_presubmit: Suppress stdout option for rst_format

Original-Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/197890

https://pigweed.googlesource.com/pigweed/pigweed
third_party/pigweed Rolled-Commits: e97b4de5f89d8c8..42616d83123f217
Roller-URL: https://ci.chromium.org/b/8752983641603968785
GitWatcher: ignore
CQ-Do-Not-Cancel-Tryjobs: true
Change-Id: I11689a50906a09c7d8c0f8d8b03394a3aeb2d314
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/experimental/+/198010
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 e97b4de..42616d8 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit e97b4de5f89d8c844d8152f134d6f7692d07e1b2
+Subproject commit 42616d83123f2176914d091f973088980dcf7e1a