Allow input during remote animation if the app is fully trusted

We disabled input during client remote animation for security reason,
but it will also disable user from fast tapping. For now, we don't
disable input of the app is system app or if it only embeds itself for
the major use case

Fix: 231406322
Bug: 197364677
Test: atest WmTests:AppTransitionControllerTest
Change-Id: Ibf1036ae80e80097a2ede58d7fffbb65c1510f68