roll: third_party/pigweed 4a9f39c..a15dd07 (5 commits)

a15dd07:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/306916 pw_presubmit: Run pw_presubmit checks and format from ./pw presubmit
26a92de:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/306597 pw_presubmit: New local presubmit runnable from Bazel
36df9e7:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/306499 third_party/emboss: Fix pylint warning
4931283:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/302752 pw_clock_tree_mcuxpresso: Add ClockMcuxpressoSysPll support
2d21cc5:https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/306652 pw_presubmit: Move non-build checks out of pigweed_presubmit.py

Rolled-Repo: https://pigweed.googlesource.com/pigweed/pigweed
Rolled-Commits: 4a9f39c6086e11..a15dd07111f30f
Roll-Count: 1
Roller-URL: https://cr-buildbucket.appspot.com/build/8708671866979953025
GitWatcher: ignore
CQ-Do-Not-Cancel-Tryjobs: true
Change-Id: If680c0b18affe1fd8fd57c4e612d6479e3e7aecd
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/kudzu/+/307097
Commit-Queue: Pigweed Roller <pigweed-roller@pigweed-service-accounts.iam.gserviceaccount.com>
Lint: Lint 🤖 <android-build-ayeaye@system.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 4a9f39c..a15dd07 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit 4a9f39c6086e117dfc376452865c57ed0d3fa1b9
+Subproject commit a15dd07111f30f35d3af58bff0d32302cf1817b2