Pass Secure.LOCKSCREEN_ALLOW_TRIVIAL_CONTROLS

Add an EXTRA for passing the value of this setting to the activities
when the TaskView is started. That way they can respect it when showing
content.

Also, make sure that we create the pending intent for the correct user

Test: atest ControlsUiControllerImplTest
Test: manual with test app
Fixes: 259953724
Change-Id: I44bb8191f8412eb098c3cc654dea2e8badd6fabd