roll: third_party/pigweed 3 commits

e45b2e6e9d351c1 pw_build: Add glob_dirs() Starlark helper
c75557d48defde3 pw_async2: Remove accidental macro #undef
1ee458eab8a52d3 emboss: Remove -Wdeprecated-copy from public_confi

https://pigweed.googlesource.com/pigweed/pigweed
third_party/pigweed Rolled-Commits: b572688d1fd4b02..e45b2e6e9d351c1
Roller-URL: https://ci.chromium.org/b/8739695947827776737
GitWatcher: ignore
CQ-Do-Not-Cancel-Tryjobs: true
Change-Id: Ib0d07c3d78f4b12ae9d8bf47b00de6555ba7f4c2
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/examples/+/229331
Bot-Commit: Pigweed Roller <pigweed-roller@pigweed-service-accounts.iam.gserviceaccount.com>
Lint: Lint 🤖 <android-build-ayeaye@system.gserviceaccount.com>
Commit-Queue: Pigweed Roller <pigweed-roller@pigweed-service-accounts.iam.gserviceaccount.com>
diff --git a/third_party/pigweed b/third_party/pigweed
index b572688..e45b2e6 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit b572688d1fd4b026db66c0c945ab3c7ae3b8dbfa
+Subproject commit e45b2e6e9d351c1e207ae4c0489f7416e2ce006c