[roll third_party/pigweed] pw_containers: Fix variables in filtered_view_test

The tests were iterating over the incorrect container in a few places.

Original-Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/110990

https://pigweed.googlesource.com/pigweed/pigweed
third_party/pigweed Rolled-Commits: 3fcb94379c89e08..8abcfa737cc695f
Roller-URL: https://ci.chromium.org/b/8802551753153093041
GitWatcher: ignore
CQ-Do-Not-Cancel-Tryjobs: true
Change-Id: Ic0f6fe1656fbde32d30a8012302f68e8b59ccc10
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/experimental/+/110968
Bot-Commit: Pigweed Integration Roller <pigweed-integration-roller@pigweed.google.com.iam.gserviceaccount.com>
Commit-Queue: Pigweed Integration Roller <pigweed-integration-roller@pigweed.google.com.iam.gserviceaccount.com>
diff --git a/third_party/pigweed b/third_party/pigweed
index 3fcb943..8abcfa7 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit 3fcb94379c89e08a265b7c757fc5cb6425d565b9
+Subproject commit 8abcfa737cc695f3d02abe6f793bd15348197339