[roll third_party/pigweed] pw_status: Docs tweak

Original-Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/185146

https://pigweed.googlesource.com/pigweed/pigweed
third_party/pigweed Rolled-Commits: cecf66620285a5f..19d61d6b37f7ca2
Roller-URL: https://ci.chromium.org/b/8761678557995275745
GitWatcher: ignore
CQ-Do-Not-Cancel-Tryjobs: true
Change-Id: Id3d50d7c9ed4ee5e97ceac1ebd9c9bcf17daf998
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/experimental/+/185251
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 cecf666..19d61d6 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit cecf66620285a5fb9026d2988aef29722e2b9d37
+Subproject commit 19d61d6b37f7ca23ae1d7437439a788762d5230d