roll: third_party/pigweed pw_bluetooth_proxy: Fix typo in Sniff test helper

Original-Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/452552
Original-Revision: 46ba7ac257bf878411c524f593361844089cd8a4

Rolled-Repo: https://pigweed.googlesource.com/pigweed/pigweed
Rolled-Commits: 8f61e66869029a..46ba7ac257bf87
Roll-Count: 1
Roller-URL: https://cr-buildbucket.appspot.com/build/8673789816889897393
GitWatcher: ignore
CQ-Do-Not-Cancel-Tryjobs: true
Change-Id: I038d00ab27022602d73f7bb7c7d83e0a500fc691
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/examples/+/452972
diff --git a/third_party/pigweed b/third_party/pigweed
index 8f61e66..46ba7ac 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit 8f61e66869029a8f9ebc19b9c13e595698e5c0ca
+Subproject commit 46ba7ac257bf878411c524f593361844089cd8a4