Not allow shell to dump screen by using ui-automator if...

DISALLOW_DEBUGGING_FEATURES is set

(adb unroot first)
Test: Turn on DISALLOW_DEBUGGING_FEATURES in work profile.
      Can dump personal window + Cannot dump work window by using
      adb shell uiautomator dump
Test: Turn off DISALLOW_DEBUGGING_FEATURES in work profile.
      Can dump window in both profiles
Test: atest CtsAccessibilityServiceTestCases
Test: Enable talkback, try launching a few apps and interact with them.

Fixes: 73147467

Change-Id: I044a1546f9b568b0d19714154d6e7e5ab7232d26