[roll third_party/pigweed] docs, pw_log_tokenized: Use inclusive language

Original-Bug: 386
Original-Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/46721

third_party/pigweed Rolled-Commits: 275aab6111b268d..640c75c80fe327c
Roller-URL: https://ci.chromium.org/b/8846160214408027856
Cq-Cl-Tag: roller-builder:pigweed-experimental-roller
Cq-Cl-Tag: roller-bid:8846160214408027856
CQ-Do-Not-Cancel-Tryjobs: true
Change-Id: I4201e3efa29482a1ae3c817c38fb2b54ba764e42
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/experimental/+/47083
Reviewed-by: 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 275aab6..640c75c 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit 275aab6111b268d73395e2b6b3d35c0f09b9231d
+Subproject commit 640c75c80fe327ca4a00d1d064550866bffce39a