[roll third_party/pigweed] pw_tokenizer: Start migrating CLI content to cli.rst

Original-Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/153433

https://pigweed.googlesource.com/pigweed/pigweed
third_party/pigweed Rolled-Commits: 202c0396e76f005..cd74e22b29acf7f
Roller-URL: https://ci.chromium.org/b/8777008770448544737
GitWatcher: ignore
CQ-Do-Not-Cancel-Tryjobs: true
Change-Id: I043823a7d3e35c09f23d662e8c247f649db59590
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/experimental/+/153521
Commit-Queue: Pigweed Roller <pigweed-roller@pigweed-service-accounts.iam.gserviceaccount.com>
Bot-Commit: Pigweed Roller <pigweed-roller@pigweed-service-accounts.iam.gserviceaccount.com>
diff --git a/third_party/pigweed b/third_party/pigweed
index 202c039..cd74e22 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit 202c0396e76f00528034d4e1a4f413957f652324
+Subproject commit cd74e22b29acf7f6e0d4d660342edd63c9b192ce