[roll third_party/pigweed] pw_console: Window resizing and multiple loggers

- New keybinds for window shrink, enlarge, and reset sizes
- Fix help text keybind docstrings.
- Allow attaching multiple Python loggers per window pane when calling
  pw_console.embed.
- Fix windows unit tests
- Unit tests for window resizing and multi-logger log panes

Original-Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/52160

third_party/pigweed Rolled-Commits: a93870160952990..c6874801a3f1e1e
Roller-URL: https://ci.chromium.org/b/8841680512033683792
Cq-Cl-Tag: roller-builder:pigweed-experimental-roller
Cq-Cl-Tag: roller-bid:8841680512033683792
CQ-Do-Not-Cancel-Tryjobs: true
Change-Id: I4750971dc4b4ec1e48f76388d643edd579c250ca
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/experimental/+/53180
Reviewed-by: 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 a938701..c687480 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit a938701609529906c7cef37b167ccf8ef4a2c478
+Subproject commit c6874801a3f1e1e59b6081382609625917643862