[roll third_party/pigweed] pw_bluetooth: Add module metadata

Original-Bug: 339741960
Original-Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/214575
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https://pigweed.googlesource.com/pigweed/pigweed
third_party/pigweed Rolled-Commits: 13815f73d4aa893..f20a2dc6ded67a5
Roller-URL: https://ci.chromium.org/b/8745821472854054945
GitWatcher: ignore
CQ-Do-Not-Cancel-Tryjobs: true
Change-Id: Iab69fd9bedca070044dc3807a13d8e53efc786da
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/experimental/+/214560
Bot-Commit: Pigweed Roller <pigweed-roller@pigweed-service-accounts.iam.gserviceaccount.com>
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diff --git a/third_party/pigweed b/third_party/pigweed
index 13815f7..f20a2dc 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit 13815f73d4aa8934cbd834f76b4f12b822a3128d
+Subproject commit f20a2dc6ded67a50659c66d8d860ae338d4058c8