Tune fold animation on top of apps

On top of apps, the fold animation is triggered only after a threshold. On Launcher, there is not threshold.

In this way, we don't show fold animation while apps might be handling table top/half_folded state.

+ timeout to finish the animation made shorter

Test: atest DeviceFoldStateProviderTest
Bug: 225185239
Change-Id: Idaed140cec723ab54ed8c75aaf4a8e80261dc0eb