[roll third_party/pigweed] pw_console: Focus on next window/tab key binding

- Add keybindings to focus on the next+previous window pane or
  tab. This loops through all visible windows.

  Ctrl-Alt-n for next
  Ctrl-Alt-p for previous

- Update user guide with new bindings plus some fixes.

- Add back in missing window management keys from the keyboard shortcut
  help window.

- Update keyboard shortuct listing for better readability. Alternate
  keys are shown on separate lines instead of on the same line with
  comma separation. For example:

Old:

Execute code --------------------- Enter, Meta-Enter, Option-Enter
Reverse search history ----------- Ctrl-R
Erase input buffer. -------------- Ctrl-C

New:

Execute code --------------------- Enter
                                   Meta-Enter
                                   Option-Enter
Reverse search history ----------- Ctrl-R
Erase input buffer. -------------- Ctrl-C

Original-Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/78500

https://pigweed.googlesource.com/pigweed/pigweed
third_party/pigweed Rolled-Commits: af9d69ef362f515..4bda7fcb9ec269d
Roller-URL: https://ci.chromium.org/b/8824464165090591137
Cq-Cl-Tag: roller-builder:pigweed-experimental-roller
Cq-Cl-Tag: roller-bid:8824464165090591137
CQ-Do-Not-Cancel-Tryjobs: true
Change-Id: I63418aed074e11e0a0eb231071dd676202e19993
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/experimental/+/79892
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 af9d69e..4bda7fc 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit af9d69ef362f515196cd192e5f438558342805e5
+Subproject commit 4bda7fcb9ec269d9e300f90da804f44bb07428c1