De-flake testImeAnimationCallbacksShowAndHide

This CL defers setting requested visible types if IME is not ready
regardless of the control. The requested visible types will be set when
fromIme is true.

Fix: 284172248
Bug: 283342812
Test: WindowInsetsAnimationImeTests#testImeAnimationCallbacksShowAndHide
Change-Id: Id7d96f063f96f6e3783aa450b694d1a13bd98471