Revert "Remove 'ash/keyboard/ui/public' from DEPS files."

This reverts commit 8cc706be.

Reason for revert: (Sheriff) "checkdeps" failure:
https://ci.chromium.org/p/chromium/builders/ci/Linux%20Tests/90719

Looks like a few files still include these

Original change's description:
> Remove 'ash/keyboard/ui/public' from DEPS files.
> 
> It no longer exists.
> 
> Change-Id: I4f6f08d6b2ae3c3bdafccf71b03f91e6d68bc47b
> Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2215547
> Reviewed-by: Nico Weber <thakis@chromium.org>
> Commit-Queue: Yuichiro Hanada <yhanada@chromium.org>
> Cr-Commit-Position: refs/heads/master@{#772190}

TBR=thakis@chromium.org,yhanada@chromium.org

Change-Id: I47b2aef7e5cc21dcac92311aca4a377968103780
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2218248Reviewed-by: Leonard Grey <lgrey@chromium.org>
Commit-Queue: Leonard Grey <lgrey@chromium.org>
Cr-Commit-Position: refs/heads/master@{#772208}

chrome/browser/DEPS

@@ -372,6 +372,9 @@ include_rules = [
   # interfaces in //ash/public/mojom. See //ash/README.md.
   "-ash",
   "+ash/public",
+  "+ash/keyboard/ui/public",
+  "+ash/keyboard/ui/grit",
+  "+ash/keyboard/ui/public",
   "+ash/keyboard/ui/resources",
   "+ash/components/shortcut_viewer",
 

chrome/browser/chromeos/DEPS

@@ -31,6 +31,7 @@ specific_include_rules = {
   ".*test.*": [
    "!ash",
    "+ash/public",
+   "+ash/keyboard/ui/public",
   ],
   "assistant_util_unittest\.cc": [
     "+ui/events/devices/device_data_manager.h",

chrome/browser/ui/views/DEPS

@@ -23,5 +23,6 @@ specific_include_rules = {
   ".*test.*": [
    "!ash",
    "+ash/public",
+   "+ash/keyboard/ui/public",
   ],
 }