Enable hidden API logging.

Enable this logging for all devices running master, so that we can get data
from dogfooders to help with broadening the black and dark grey lists.

Bug: 77517571
Bug: 115322973
Test: adb logcat -b events | grep sysui_multi_action | grep 1391
Change-Id: I791c69b7c2ef8a9e8f00bbaa74e751acb29f0286
1 file changed