PhoneWindowManager : Check CM_SETUP_WIZARD_COMPLETED for isUserSetupComplete

During certain flows (such as restoring device data), google's setup wizard
sets USER_SETUP_COMPLETED which forces certain things like immersive clings to show
when they are not suppose to. Add additional checks to ensure these clings only appear
after setup wizard has completed

CYNGNOS-3077

Change-Id: I111b3a06e1531bb4265d55bc8a8dcdb02f80cc0b