roll: third_party/pigweed e1736b9..9fff267 (7 commits)

9fff267:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/254953 pw_thread_stl: Remove unnecessary include
8f3c17f:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/255554 pw_ide: Modularize clangd TS modules
8269056:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/254673 pw_bluetooth_proxy: Use LE_ACL_Data_Packet_Length
48dfcf5:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/251892 pw_tokenizer: Fix CSV database parsing in TS
935559e:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/254554 pw_bluetooth_proxy: L2capCoc reassembly
090c437:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/255063 pw_build: Remove and refactor //pw_build/platforms
8ebf76d:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/255294 pw_bluetooth_proxy: Move L2capCoc tests to separate file

Rolled-Repo: https://pigweed.googlesource.com/pigweed/pigweed
Rolled-Commits: e1736b97037c03..9fff2679767f9d
Roll-Count: 1
Roller-URL: https://cr-buildbucket.appspot.com/build/8728145002223856481
GitWatcher: ignore
CQ-Do-Not-Cancel-Tryjobs: true
Change-Id: Ie70e5f02ef99ef0506996b970068c105ac8ceaa1
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/kudzu/+/255659
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 e1736b9..9fff267 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit e1736b97037c032e7845b0499752675c00156602
+Subproject commit 9fff2679767f9d396e24798bc513975cf1fe558a