roll: third_party/pigweed a63c499..7941b5b (2 commits)

7941b5b:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/279492 Revert "pw_tokenizer: Add support for nested tokenization in C++"
8ee9b49:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/279532 pw_protobuf_compiler: Rephrase import statement

Rolled-Repo: https://pigweed.googlesource.com/pigweed/pigweed
Rolled-Commits: a63c4996e41059..7941b5b7f61317
Roll-Count: 1
Roller-URL: https://cr-buildbucket.appspot.com/build/8719298132949020737
GitWatcher: ignore
CQ-Do-Not-Cancel-Tryjobs: true
Change-Id: I9dcc880916828ad249abb18fd70dabb1621cfa3c
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/experimental/+/279632
Bot-Commit: Pigweed Roller <pigweed-roller@pigweed-service-accounts.iam.gserviceaccount.com>
Commit-Queue: Pigweed Roller <pigweed-roller@pigweed-service-accounts.iam.gserviceaccount.com>
Lint: Lint 🤖 <android-build-ayeaye@system.gserviceaccount.com>
diff --git a/third_party/pigweed b/third_party/pigweed
index a63c499..7941b5b 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit a63c4996e41059465ded4aa888f3f90d2a6b3b54
+Subproject commit 7941b5b7f61317cfbd86f17a6c5703ec4c652baf